Q: Is 1,167,777 a Prime Number?
A: No, 1,167,777 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 1167777 can be evenly divided by 1 3 9 13 27 39 81 117 351 1,053 1,109 3,327 9,981 14,417 29,943 43,251 89,829 129,753 389,259 and 1,167,777, with no remainder.
Since 1,167,777 cannot be divided by just 1 and 1,167,777, it is not a prime number.