11181404112 has 20 divisors (see below), whose sum is σ = 28885294080. Its totient is φ = 3727134688.

The previous prime is 11181404089. The next prime is 11181404131. The reversal of 11181404112 is 21140418111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116472912 + ... + 116473007.

It is an arithmetic number, because the mean of its divisors is an integer number (1444264704).

Almost surely, 2^11181404112 is an apocalyptic number.

11181404112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11181404112 is an abundant number, since it is smaller than the sum of its proper divisors (17703889968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11181404112 is a wasteful number, since it uses less digits than its factorization.

11181404112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232945930 (or 232945924 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 24.

The spelling of 11181404112 in words is "eleven billion, one hundred eighty-one million, four hundred four thousand, one hundred twelve".