Q: Is 125,397 a Prime Number?
A: No, 125,397 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 125397 can be evenly divided by 1 3 9 13,933 41,799 and 125,397, with no remainder.
Since 125,397 cannot be divided by just 1 and 125,397, it is not a prime number.