Q: Is 1,125,397 a Prime Number?
A: No, 1,125,397 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 1125397 can be evenly divided by 1 7 13 83 91 149 581 1,043 1,079 1,937 7,553 12,367 13,559 86,569 160,771 and 1,125,397, with no remainder.
Since 1,125,397 cannot be divided by just 1 and 1,125,397, it is not a prime number.