Q: Is 1,264,809 a Prime Number?
A: No, 1,264,809 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 1264809 can be evenly divided by 1 3 7 13 21 39 41 91 113 123 273 287 339 533 791 861 1,469 1,599 2,373 3,731 4,407 4,633 10,283 11,193 13,899 30,849 32,431 60,229 97,293 180,687 421,603 and 1,264,809, with no remainder.
Since 1,264,809 cannot be divided by just 1 and 1,264,809, it is not a prime number.