Q: Is 1,145,624 a Prime Number?
A: No, 1,145,624 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 1145624 can be evenly divided by 1 2 4 8 19 38 76 152 7,537 15,074 30,148 60,296 143,203 286,406 572,812 and 1,145,624, with no remainder.
Since 1,145,624 cannot be divided by just 1 and 1,145,624, it is not a prime number.