135432724 has 24 divisors (see below), whose sum is σ = 273913920. Its totient is φ = 57389376.

The previous prime is 135432721. The next prime is 135432733. The reversal of 135432724 is 427234531.

It is a happy number.

135432724 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

135432724 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135432721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24682 + ... + 29665.

It is an arithmetic number, because the mean of its divisors is an integer number (11413080).

Almost surely, 2^135432724 is an apocalyptic number.

135432724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

135432724 is an abundant number, since it is smaller than the sum of its proper divisors (138481196).

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

135432724 is a wasteful number, since it uses less digits than its factorization.

135432724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54447 (or 54445 counting only the distinct ones).

The product of its digits is 20160, while the sum is 31.

The square root of 135432724 is about 11637.5566164036. The cubic root of 135432724 is about 513.5403087705.

The spelling of 135432724 in words is "one hundred thirty-five million, four hundred thirty-two thousand, seven hundred twenty-four".