11189156 has 12 divisors (see below), whose sum is σ = 21361200. Its totient is φ = 5085960.

The previous prime is 11189131. The next prime is 11189183. The reversal of 11189156 is 65198111.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 127106 + ... + 127193.

It is an arithmetic number, because the mean of its divisors is an integer number (1780100).

Almost surely, 2^11189156 is an apocalyptic number.

It is an amenable number.

11189156 is a deficient number, since it is larger than the sum of its proper divisors (10172044).

11189156 is a wasteful number, since it uses less digits than its factorization.

11189156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254314 (or 254312 counting only the distinct ones).

The product of its digits is 2160, while the sum is 32.

The square root of 11189156 is about 3345.0195814076. The cubic root of 11189156 is about 223.6655563916.

The spelling of 11189156 in words is "eleven million, one hundred eighty-nine thousand, one hundred fifty-six".