Q: Is 138,397 a Prime Number?
A: No, 138,397 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 138397 can be evenly divided by 1 7 17 119 1,163 8,141 19,771 and 138,397, with no remainder.
Since 138,397 cannot be divided by just 1 and 138,397, it is not a prime number.