11157156 has 24 divisors (see below), whose sum is σ = 28926240. Its totient is φ = 3719016.

The previous prime is 11157127. The next prime is 11157163. The reversal of 11157156 is 65175111.

It is a happy number.

11157156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 51546 + ... + 51761.

It is an arithmetic number, because the mean of its divisors is an integer number (1205260).

Almost surely, 2^11157156 is an apocalyptic number.

It is an amenable number.

11157156 is an abundant number, since it is smaller than the sum of its proper divisors (17769084).

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

11157156 is a wasteful number, since it uses less digits than its factorization.

11157156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103320 (or 103312 counting only the distinct ones).

The product of its digits is 1050, while the sum is 27.

The square root of 11157156 is about 3340.2329260098. The cubic root of 11157156 is about 223.4521315438.

The spelling of 11157156 in words is "eleven million, one hundred fifty-seven thousand, one hundred fifty-six".