Q: Is 131,397 a Prime Number?
A: No, 131,397 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 131397 can be evenly divided by 1 3 7 21 6,257 18,771 43,799 and 131,397, with no remainder.
Since 131,397 cannot be divided by just 1 and 131,397, it is not a prime number.