Q: Is 4,122,921 a Prime Number?
A: No, 4,122,921 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 4122921 can be evenly divided by 1 3 11 33 101 303 1,111 1,237 3,333 3,711 13,607 40,821 124,937 374,811 1,374,307 and 4,122,921, with no remainder.
Since 4,122,921 cannot be divided by just 1 and 4,122,921, it is not a prime number.