11156112 has 60 divisors (see below), whose sum is σ = 34064784. Its totient is φ = 3380160.

The previous prime is 11156111. The next prime is 11156137. The reversal of 11156112 is 21165111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11156111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1938 + ... + 5105.

Almost surely, 2^11156112 is an apocalyptic number.

11156112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11156112 is an abundant number, since it is smaller than the sum of its proper divisors (22908672).

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

11156112 is a wasteful number, since it uses less digits than its factorization.

11156112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7068 (or 7059 counting only the distinct ones).

The product of its digits is 60, while the sum is 18.

The square root of 11156112 is about 3340.0766458272. The cubic root of 11156112 is about 223.4451616881.

It can be divided in two parts, 1115 and 6112, that added together give a palindrome (7227).

The spelling of 11156112 in words is "eleven million, one hundred fifty-six thousand, one hundred twelve".