11103532044 has 24 divisors (see below), whose sum is σ = 28263536448. Its totient is φ = 3364706640.

The previous prime is 11103532009. The next prime is 11103532117. The reversal of 11103532044 is 44023530111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42058702 + ... + 42058965.

It is an arithmetic number, because the mean of its divisors is an integer number (1177647352).

Almost surely, 2^11103532044 is an apocalyptic number.

It is an amenable number.

11103532044 is an abundant number, since it is smaller than the sum of its proper divisors (17160004404).

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

11103532044 is a wasteful number, since it uses less digits than its factorization.

11103532044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84117685 (or 84117683 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The spelling of 11103532044 in words is "eleven billion, one hundred three million, five hundred thirty-two thousand, forty-four".