Q: Is 1,237,660 a Prime Number?
A: No, 1,237,660 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 1237660 can be evenly divided by 1 2 4 5 10 19 20 38 76 95 190 380 3,257 6,514 13,028 16,285 32,570 61,883 65,140 123,766 247,532 309,415 618,830 and 1,237,660, with no remainder.
Since 1,237,660 cannot be divided by just 1 and 1,237,660, it is not a prime number.