11173922845 has 16 divisors (see below), whose sum is σ = 13608715392. Its totient is φ = 8806006720.

The previous prime is 11173922791. The next prime is 11173922861. The reversal of 11173922845 is 54822937111.

It is not a de Polignac number, because 11173922845 - 2⁷ = 11173922717 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, 443199 + ... + 467731.

It is an arithmetic number, because the mean of its divisors is an integer number (850544712).

Almost surely, 2^11173922845 is an apocalyptic number.

It is an amenable number.

11173922845 is a deficient number, since it is larger than the sum of its proper divisors (2434792547).

11173922845 is a wasteful number, since it uses less digits than its factorization.

11173922845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25892.

The product of its digits is 120960, while the sum is 43.

The spelling of 11173922845 in words is "eleven billion, one hundred seventy-three million, nine hundred twenty-two thousand, eight hundred forty-five".