Q: Is 1,377,225 a Prime Number?
A: No, 1,377,225 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 1377225 can be evenly divided by 1 3 5 9 15 25 45 75 225 6,121 18,363 30,605 55,089 91,815 153,025 275,445 459,075 and 1,377,225, with no remainder.
Since 1,377,225 cannot be divided by just 1 and 1,377,225, it is not a prime number.