Q: Is 1,006,663 a Prime Number?
A: No, 1,006,663 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 1006663 can be evenly divided by 1 7 31 217 4,639 32,473 143,809 and 1,006,663, with no remainder.
Since 1,006,663 cannot be divided by just 1 and 1,006,663, it is not a prime number.