3111302009 has 2 divisors, whose sum is σ = 3111302010. Its totient is φ = 3111302008.

The previous prime is 3111301987. The next prime is 3111302053. The reversal of 3111302009 is 9002031113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2386615609 + 724686400 = 48853^2 + 26920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3111302009 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111302059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555651004 + 1555651005.

It is an arithmetic number, because the mean of its divisors is an integer number (1555651005).

Almost surely, 2^3111302009 is an apocalyptic number.

It is an amenable number.

3111302009 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111302009 is an equidigital number, since it uses as much as digits as its factorization.

3111302009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 3111302009 is about 55779.0463256589. The cubic root of 3111302009 is about 1459.8695712909.

The spelling of 3111302009 in words is "three billion, one hundred eleven million, three hundred two thousand, nine".