Q: Is 1,397,843 a Prime Number?
A: No, 1,397,843 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 1397843 can be evenly divided by 1 521 2,683 and 1,397,843, with no remainder.
Since 1,397,843 cannot be divided by just 1 and 1,397,843, it is not a prime number.