Q: Is 1,509,963 a Prime Number?
A: No, 1,509,963 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 1509963 can be evenly divided by 1 3 7 13 21 39 91 273 5,531 16,593 38,717 71,903 116,151 215,709 503,321 and 1,509,963, with no remainder.
Since 1,509,963 cannot be divided by just 1 and 1,509,963, it is not a prime number.