Q: Is 1,003,518 a Prime Number?
A: No, 1,003,518 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 1003518 can be evenly divided by 1 2 3 6 9 18 197 283 394 566 591 849 1,182 1,698 1,773 2,547 3,546 5,094 55,751 111,502 167,253 334,506 501,759 and 1,003,518, with no remainder.
Since 1,003,518 cannot be divided by just 1 and 1,003,518, it is not a prime number.