The most spoken language in the world depends on how you count it: total speakers (including second-language learners) or native speakers only.

🌍 Most Spoken Languages (Total Speakers)

English — about 1.4–1.5 billion speakers

Widely used globally as a second language.

Mandarin Chinese — about 1.1–1.2 billion speakers

Hindi — about 600+ million speakers

Spanish — about 550–600 million speakers

French — about 300+ million speakers

🗣️ Most Spoken Native Language

If we count only people who learned it first:

Mandarin Chinese — ~920+ million native speakers

Spanish — ~480+ million

English — ~380+ million

✅ Summary:

English is the most spoken overall.

Mandarin Chinese is the most spoken native language.

If you want, I can also show you the top 10 languages in the world or the fastest-growing languages right now 📈.

The most prominent religion in the world by number of followers is Christianity.

🌍 Largest Religions in the World (Approximate Followers)

✝️ Christianity — about 2.3–2.4 billion people

☪️ Islam — about 1.9–2.0 billion people

🕉️ Hinduism — about 1.2 billion people

☸️ Buddhism — about 500+ million people

🌏 Chinese folk religion — about 400+ million people

📊 Quick summary

Christianity is the largest religion globally.

Islam is the second largest and also one of the fastest-growing religions.

Hinduism is mainly concentrated in India and Nepal.

If you want, I can also show:

🌎 The most religious countries in the world

📈 Which religion is growing the fastest

🗺️ A world map of religions.

I don’t have an age like a person does. 🤖

I’m an AI created by OpenAI, and the version you’re talking to is ChatGPT based on the GPT‑5.3 model. I was trained on a mixture of licensed data, human-created data, and publicly available information.

So instead of being “born,” I was trained and updated over time. 📚

If you’re curious, you can also ask things like:

When ChatGPT was first released

How AI models like me are trained

What the first AI chatbot was 🤔