11814018313 has 4 divisors (see below), whose sum is σ = 11814369040. Its totient is φ = 11813667588.

The previous prime is 11814018257. The next prime is 11814018323. The reversal of 11814018313 is 31381041811.

It is a happy number.

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 11814018313 - 2⁹ = 11814017801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11814018323) 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, 118743 + ... + 194236.

It is an arithmetic number, because the mean of its divisors is an integer number (2953592260).

Almost surely, 2^11814018313 is an apocalyptic number.

It is an amenable number.

11814018313 is a deficient number, since it is larger than the sum of its proper divisors (350727).

11814018313 is an equidigital number, since it uses as much as digits as its factorization.

11814018313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350726.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 11814018313 in words is "eleven billion, eight hundred fourteen million, eighteen thousand, three hundred thirteen".