Q: Is 635,291 a Prime Number?
A: Yes, 635,291 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 635291 can be evenly divided by 1 and 635,291, with no remainder.
Since 635,291 can be divided by just 1 and 635,291, it is a prime number.