Q: Is 1,223,504 a Prime Number?
A: No, 1,223,504 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 1223504 can be evenly divided by 1 2 4 8 16 47 94 188 376 752 1,627 3,254 6,508 13,016 26,032 76,469 152,938 305,876 611,752 and 1,223,504, with no remainder.
Since 1,223,504 cannot be divided by just 1 and 1,223,504, it is not a prime number.