Q: Is 1,122,920 a Prime Number?
A: No, 1,122,920 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 1122920 can be evenly divided by 1 2 4 5 8 10 20 40 67 134 268 335 419 536 670 838 1,340 1,676 2,095 2,680 3,352 4,190 8,380 16,760 28,073 56,146 112,292 140,365 224,584 280,730 561,460 and 1,122,920, with no remainder.
Since 1,122,920 cannot be divided by just 1 and 1,122,920, it is not a prime number.