Q: Is 1,066,664 a Prime Number?
A: No, 1,066,664 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 1066664 can be evenly divided by 1 2 4 8 151 302 604 883 1,208 1,766 3,532 7,064 133,333 266,666 533,332 and 1,066,664, with no remainder.
Since 1,066,664 cannot be divided by just 1 and 1,066,664, it is not a prime number.