11156004112 has 40 divisors (see below), whose sum is σ = 24966785952. Its totient is φ = 4772620800.

The previous prime is 11156004089. The next prime is 11156004121. The reversal of 11156004112 is 21140065111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 1861314 + ... + 1867297.

Almost surely, 2^11156004112 is an apocalyptic number.

It is an amenable number.

11156004112 is an abundant number, since it is smaller than the sum of its proper divisors (13810781840).

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

11156004112 is a wasteful number, since it uses less digits than its factorization.

11156004112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3728647 (or 3728641 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 11156004112 its reverse (21140065111), we get a palindrome (32296069223).

The spelling of 11156004112 in words is "eleven billion, one hundred fifty-six million, four thousand, one hundred twelve".