11312132 has 24 divisors (see below), whose sum is σ = 21440832. Its totient is φ = 5191200.

The previous prime is 11312111. The next prime is 11312177. The reversal of 11312132 is 23121311.

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, 10457 + ... + 11487.

It is an arithmetic number, because the mean of its divisors is an integer number (893368).

Almost surely, 2^11312132 is an apocalyptic number.

It is an amenable number.

11312132 is a deficient number, since it is larger than the sum of its proper divisors (10128700).

11312132 is a wasteful number, since it uses less digits than its factorization.

11312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259 (or 1257 counting only the distinct ones).

The product of its digits is 36, while the sum is 14.

The square root of 11312132 is about 3363.3513048744. The cubic root of 11312132 is about 224.4819819436.

Adding to 11312132 its sum of digits (14), we get a triangular number (11312146 = T₄₇₅₆).

Adding to 11312132 its reverse (23121311), we get a palindrome (34433443).

The spelling of 11312132 in words is "eleven million, three hundred twelve thousand, one hundred thirty-two".