Q: Is 3,603,501 a Prime Number?
A: No, 3,603,501 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 3603501 can be evenly divided by 1 3 9 11 27 33 99 121 297 363 1,089 1,103 3,267 3,309 9,927 12,133 29,781 36,399 109,197 133,463 327,591 400,389 1,201,167 and 3,603,501, with no remainder.
Since 3,603,501 cannot be divided by just 1 and 3,603,501, it is not a prime number.