Q: Is 1,118,397 a Prime Number?
A: No, 1,118,397 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 1118397 can be evenly divided by 1 3 7 19 21 57 133 399 2,803 8,409 19,621 53,257 58,863 159,771 372,799 and 1,118,397, with no remainder.
Since 1,118,397 cannot be divided by just 1 and 1,118,397, it is not a prime number.