Q: Is 1,331,109 a Prime Number?
A: No, 1,331,109 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 1331109 can be evenly divided by 1 3 9 13 31 39 93 117 279 367 403 1,101 1,209 3,303 3,627 4,771 11,377 14,313 34,131 42,939 102,393 147,901 443,703 and 1,331,109, with no remainder.
Since 1,331,109 cannot be divided by just 1 and 1,331,109, it is not a prime number.