135539832 has 16 divisors (see below), whose sum is σ = 338849640. Its totient is φ = 45179936.

The previous prime is 135539819. The next prime is 135539839. The reversal of 135539832 is 238935531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135539839) 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, 2823723 + ... + 2823770.

Almost surely, 2^135539832 is an apocalyptic number.

135539832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135539832 is an abundant number, since it is smaller than the sum of its proper divisors (203309808).

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

135539832 is a wasteful number, since it uses less digits than its factorization.

135539832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5647502 (or 5647498 counting only the distinct ones).

The product of its digits is 97200, while the sum is 39.

The square root of 135539832 is about 11642.1575320041. The cubic root of 135539832 is about 513.6756521842.

The spelling of 135539832 in words is "one hundred thirty-five million, five hundred thirty-nine thousand, eight hundred thirty-two".