13211132 has 24 divisors (see below), whose sum is σ = 25358592. Its totient is φ = 5972400.

The previous prime is 13211129. The next prime is 13211161. The reversal of 13211132 is 23111231.

It is a congruent number.

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, 8573 + ... + 9995.

It is an arithmetic number, because the mean of its divisors is an integer number (1056608).

Almost surely, 2^13211132 is an apocalyptic number.

It is an amenable number.

13211132 is a deficient number, since it is larger than the sum of its proper divisors (12147460).

13211132 is a wasteful number, since it uses less digits than its factorization.

13211132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649 (or 1647 counting only the distinct ones).

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

The square root of 13211132 is about 3634.7120931375. The cubic root of 13211132 is about 236.3995673008.

Adding to 13211132 its reverse (23111231), we get a palindrome (36322363).

Subtracting 13211132 from its reverse (23111231), we obtain a palindrome (9900099).

The spelling of 13211132 in words is "thirteen million, two hundred eleven thousand, one hundred thirty-two".