Q: Is 1,138,425 a Prime Number?
A: No, 1,138,425 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 1138425 can be evenly divided by 1 3 5 15 25 43 75 129 215 353 645 1,059 1,075 1,765 3,225 5,295 8,825 15,179 26,475 45,537 75,895 227,685 379,475 and 1,138,425, with no remainder.
Since 1,138,425 cannot be divided by just 1 and 1,138,425, it is not a prime number.