Q: Is 1,373,724 a Prime Number?
A: No, 1,373,724 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 1373724 can be evenly divided by 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 396 3,469 6,938 10,407 13,876 20,814 31,221 38,159 41,628 62,442 76,318 114,477 124,884 152,636 228,954 343,431 457,908 686,862 and 1,373,724, with no remainder.
Since 1,373,724 cannot be divided by just 1 and 1,373,724, it is not a prime number.