811132 has 24 divisors (see below), whose sum is σ = 1653120. Its totient is φ = 341040.

The previous prime is 811127. The next prime is 811147. The reversal of 811132 is 231118.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

811132 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1407 + ... + 1897.

It is an arithmetic number, because the mean of its divisors is an integer number (68880).

2⁸¹¹¹³² is an apocalyptic number.

It is an amenable number.

811132 is an abundant number, since it is smaller than the sum of its proper divisors (841988).

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

811132 is a wasteful number, since it uses less digits than its factorization.

811132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 559 counting only the distinct ones).

The product of its digits is 48, while the sum is 16.

The square root of 811132 is about 900.6286693194. The cubic root of 811132 is about 93.2603794986.

The spelling of 811132 in words is "eight hundred eleven thousand, one hundred thirty-two".