11561032 has 16 divisors (see below), whose sum is σ = 24773760. Its totient is φ = 4954704.

The previous prime is 11561027. The next prime is 11561087. The reversal of 11561032 is 23016511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103168 + ... + 103279.

It is an arithmetic number, because the mean of its divisors is an integer number (1548360).

Almost surely, 2^11561032 is an apocalyptic number.

It is an amenable number.

11561032 is an abundant number, since it is smaller than the sum of its proper divisors (13212728).

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

11561032 is a wasteful number, since it uses less digits than its factorization.

11561032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206460 (or 206456 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 11561032 is about 3400.1517613189. The cubic root of 11561032 is about 226.1164721906.

Adding to 11561032 its reverse (23016511), we get a palindrome (34577543).

The spelling of 11561032 in words is "eleven million, five hundred sixty-one thousand, thirty-two".