Q: Is 1,355,427 a Prime Number?
A: No, 1,355,427 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 1355427 can be evenly divided by 1 3 9 17 27 51 153 459 2,953 8,859 26,577 50,201 79,731 150,603 451,809 and 1,355,427, with no remainder.
Since 1,355,427 cannot be divided by just 1 and 1,355,427, it is not a prime number.