Q: Is 1,264,509 a Prime Number?
A: No, 1,264,509 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 1264509 can be evenly divided by 1 3 9 109 327 981 1,289 3,867 11,601 140,501 421,503 and 1,264,509, with no remainder.
Since 1,264,509 cannot be divided by just 1 and 1,264,509, it is not a prime number.