11311092913 has 4 divisors (see below), whose sum is σ = 11315931120. Its totient is φ = 11306254708.

The previous prime is 11311092911. The next prime is 11311092931. The reversal of 11311092913 is 31929011311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11311092913 - 2¹ = 11311092911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11311092911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2415595 + ... + 2420272.

It is an arithmetic number, because the mean of its divisors is an integer number (2828982780).

Almost surely, 2^11311092913 is an apocalyptic number.

It is an amenable number.

11311092913 is a deficient number, since it is larger than the sum of its proper divisors (4838207).

11311092913 is an equidigital number, since it uses as much as digits as its factorization.

11311092913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4838206.

The product of its (nonzero) digits is 1458, while the sum is 31.

The spelling of 11311092913 in words is "eleven billion, three hundred eleven million, ninety-two thousand, nine hundred thirteen".