9311092013 has 2 divisors, whose sum is σ = 9311092014. Its totient is φ = 9311092012.

The previous prime is 9311092009. The next prime is 9311092051. The reversal of 9311092013 is 3102901139.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6212277124 + 3098814889 = 78818^2 + 55667^2 .

It is a cyclic number.

It is not a de Polignac number, because 9311092013 - 2² = 9311092009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9311092073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4655546006 + 4655546007.

It is an arithmetic number, because the mean of its divisors is an integer number (4655546007).

Almost surely, 2^9311092013 is an apocalyptic number.

It is an amenable number.

9311092013 is a deficient number, since it is larger than the sum of its proper divisors (1).

9311092013 is an equidigital number, since it uses as much as digits as its factorization.

9311092013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 9311092013 is about 96493.9998808216. Note that the first 3 decimals coincide. The cubic root of 9311092013 is about 2103.7794383102.

The spelling of 9311092013 in words is "nine billion, three hundred eleven million, ninety-two thousand, thirteen".