135132 has 12 divisors (see below), whose sum is σ = 315336. Its totient is φ = 45040.

The previous prime is 135131. The next prime is 135151. The reversal of 135132 is 231531.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5619 + ... + 5642.

It is an arithmetic number, because the mean of its divisors is an integer number (26278).

2¹³⁵¹³² is an apocalyptic number.

135132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135132 is an abundant number, since it is smaller than the sum of its proper divisors (180204).

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

135132 is a wasteful number, since it uses less digits than its factorization.

135132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11268 (or 11266 counting only the distinct ones).

The product of its digits is 90, while the sum is 15.

The square root of 135132 is about 367.6030467774. The cubic root of 135132 is about 51.3159927187.

Adding to 135132 its reverse (231531), we get a palindrome (366663).

The spelling of 135132 in words is "one hundred thirty-five thousand, one hundred thirty-two".