Q: Is 1,128,628 a Prime Number?
A: No, 1,128,628 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 1128628 can be evenly divided by 1 2 4 282,157 564,314 and 1,128,628, with no remainder.
Since 1,128,628 cannot be divided by just 1 and 1,128,628, it is not a prime number.