Q: Is 991,067 a Prime Number?
A: No, 991,067 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 991067 can be evenly divided by 1 7 11 61 77 211 427 671 1,477 2,321 4,697 12,871 16,247 90,097 141,581 and 991,067, with no remainder.
Since 991,067 cannot be divided by just 1 and 991,067, it is not a prime number.