Q: Is 1,427,775 a Prime Number?
A: No, 1,427,775 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 1427775 can be evenly divided by 1 3 5 15 25 75 19,037 57,111 95,185 285,555 475,925 and 1,427,775, with no remainder.
Since 1,427,775 cannot be divided by just 1 and 1,427,775, it is not a prime number.