Prime Number Checker

Check if a number is prime and find the next prime.

Prime Number Checker

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

About this Tool

A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers. This checker quickly verifies if a number is prime, a fundamental concept in cryptography and number theory.