Q: Is 1,197,220 a Prime Number?
A: No, 1,197,220 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 1197220 can be evenly divided by 1 2 4 5 10 20 31 62 124 155 310 620 1,931 3,862 7,724 9,655 19,310 38,620 59,861 119,722 239,444 299,305 598,610 and 1,197,220, with no remainder.
Since 1,197,220 cannot be divided by just 1 and 1,197,220, it is not a prime number.