Q: Is 1,131,231 a Prime Number?
A: No, 1,131,231 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 1131231 can be evenly divided by 1 3 17 41 51 123 541 697 1,623 2,091 9,197 22,181 27,591 66,543 377,077 and 1,131,231, with no remainder.
Since 1,131,231 cannot be divided by just 1 and 1,131,231, it is not a prime number.