13011132 has 24 divisors (see below), whose sum is σ = 30814336. Its totient is φ = 4272048.

The previous prime is 13011121. The next prime is 13011133. The reversal of 13011132 is 23111031.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13011133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7288 + ... + 8895.

Almost surely, 2^13011132 is an apocalyptic number.

13011132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13011132 is an abundant number, since it is smaller than the sum of its proper divisors (17803204).

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

13011132 is a wasteful number, since it uses less digits than its factorization.

13011132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16257 (or 16255 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 13011132 is about 3607.0946757744. The cubic root of 13011132 is about 235.2005651567.

Adding to 13011132 its reverse (23111031), we get a palindrome (36122163).

The spelling of 13011132 in words is "thirteen million, eleven thousand, one hundred thirty-two".