11312130005 has 16 divisors (see below), whose sum is σ = 15011469504. Its totient is φ = 8114302080.

The previous prime is 11312129977. The next prime is 11312130029. The reversal of 11312130005 is 50003121311.

It is not a de Polignac number, because 11312130005 - 2²² = 11307935701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1404719 + ... + 1412748.

It is an arithmetic number, because the mean of its divisors is an integer number (938216844).

Almost surely, 2^11312130005 is an apocalyptic number.

It is an amenable number.

11312130005 is a deficient number, since it is larger than the sum of its proper divisors (3699339499).

11312130005 is a wasteful number, since it uses less digits than its factorization.

11312130005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2817556.

The product of its (nonzero) digits is 90, while the sum is 17.

Adding to 11312130005 its reverse (50003121311), we get a palindrome (61315251316).

The spelling of 11312130005 in words is "eleven billion, three hundred twelve million, one hundred thirty thousand, five".