Q: Is 1,122,642 a Prime Number?
A: No, 1,122,642 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 1122642 can be evenly divided by 1 2 3 6 9 18 47 94 141 282 423 846 1,327 2,654 3,981 7,962 11,943 23,886 62,369 124,738 187,107 374,214 561,321 and 1,122,642, with no remainder.
Since 1,122,642 cannot be divided by just 1 and 1,122,642, it is not a prime number.