13321132 has 36 divisors (see below), whose sum is σ = 27147960. Its totient is φ = 5695360.

The previous prime is 13321129. The next prime is 13321151. The reversal of 13321132 is 23112331.

13321132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13321132² = 354905115522848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7419 + ... + 9037.

It is an arithmetic number, because the mean of its divisors is an integer number (754110).

Almost surely, 2^13321132 is an apocalyptic number.

It is an amenable number.

13321132 is an abundant number, since it is smaller than the sum of its proper divisors (13826828).

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

13321132 is a wasteful number, since it uses less digits than its factorization.

13321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662 (or 1649 counting only the distinct ones).

The product of its digits is 108, while the sum is 16.

The square root of 13321132 is about 3649.8125979288. The cubic root of 13321132 is about 237.0538668232.

Adding to 13321132 its reverse (23112331), we get a palindrome (36433463).

The spelling of 13321132 in words is "thirteen million, three hundred twenty-one thousand, one hundred thirty-two".