135924 has 24 divisors (see below), whose sum is σ = 325248. Its totient is φ = 44160.

The previous prime is 135913. The next prime is 135929. The reversal of 135924 is 429531.

It is a junction number, because it is equal to n+sod(n) for n = 135894 and 135903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135929) 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, 444 + ... + 684.

It is an arithmetic number, because the mean of its divisors is an integer number (13552).

2¹³⁵⁹²⁴ is an apocalyptic number.

It is an amenable number.

135924 is an abundant number, since it is smaller than the sum of its proper divisors (189324).

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

135924 is a wasteful number, since it uses less digits than its factorization.

135924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 293 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 135924 is about 368.6787219247. The cubic root of 135924 is about 51.4160507439.

The spelling of 135924 in words is "one hundred thirty-five thousand, nine hundred twenty-four".