11113431054 has 32 divisors (see below), whose sum is σ = 24838894080. Its totient is φ = 3285566400.

The previous prime is 11113431001. The next prime is 11113431059. The reversal of 11113431054 is 45013431111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113431059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2050774 + ... + 2056185.

It is an arithmetic number, because the mean of its divisors is an integer number (776215440).

Almost surely, 2^11113431054 is an apocalyptic number.

11113431054 is an abundant number, since it is smaller than the sum of its proper divisors (13725463026).

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

11113431054 is a wasteful number, since it uses less digits than its factorization.

11113431054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107016.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 11113431054 its reverse (45013431111), we get a palindrome (56126862165).

The spelling of 11113431054 in words is "eleven billion, one hundred thirteen million, four hundred thirty-one thousand, fifty-four".