Q: Is 1,121,642 a Prime Number?
A: No, 1,121,642 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 1121642 can be evenly divided by 1 2 31 62 79 158 229 458 2,449 4,898 7,099 14,198 18,091 36,182 560,821 and 1,121,642, with no remainder.
Since 1,121,642 cannot be divided by just 1 and 1,121,642, it is not a prime number.