11293179172 has 12 divisors (see below), whose sum is σ = 21559705776. Its totient is φ = 5133263240.

The previous prime is 11293179167. The next prime is 11293179179. The reversal of 11293179172 is 27197139211.

It is not an unprimeable number, because it can be changed into a prime (11293179179) 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, 128331538 + ... + 128331625.

It is an arithmetic number, because the mean of its divisors is an integer number (1796642148).

Almost surely, 2^11293179172 is an apocalyptic number.

It is an amenable number.

11293179172 is a deficient number, since it is larger than the sum of its proper divisors (10266526604).

11293179172 is a wasteful number, since it uses less digits than its factorization.

11293179172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256663178 (or 256663176 counting only the distinct ones).

The product of its digits is 47628, while the sum is 43.

It can be divided in two parts, 1129317 and 9172, that added together give a square (1138489 = 1067²).

The spelling of 11293179172 in words is "eleven billion, two hundred ninety-three million, one hundred seventy-nine thousand, one hundred seventy-two".