Q: Is 1,146,628 a Prime Number?
A: No, 1,146,628 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 1146628 can be evenly divided by 1 2 4 7 14 28 31 62 124 217 434 868 1,321 2,642 5,284 9,247 18,494 36,988 40,951 81,902 163,804 286,657 573,314 and 1,146,628, with no remainder.
Since 1,146,628 cannot be divided by just 1 and 1,146,628, it is not a prime number.