11312339137 has 4 divisors (see below), whose sum is σ = 12340733616. Its totient is φ = 10283944660.

The previous prime is 11312339123. The next prime is 11312339167. The reversal of 11312339137 is 73193321311.

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 de Polignac number, because none of the positive numbers 2^k-11312339137 is a prime.

It is a super-3 number, since 3×11312339137³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11312339167) 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, 514197223 + ... + 514197244.

It is an arithmetic number, because the mean of its divisors is an integer number (3085183404).

Almost surely, 2^11312339137 is an apocalyptic number.

It is an amenable number.

11312339137 is a deficient number, since it is larger than the sum of its proper divisors (1028394479).

11312339137 is a wasteful number, since it uses less digits than its factorization.

11312339137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028394478.

The product of its digits is 10206, while the sum is 34.

The spelling of 11312339137 in words is "eleven billion, three hundred twelve million, three hundred thirty-nine thousand, one hundred thirty-seven".