135372924 has 24 divisors (see below), whose sum is σ = 350967120. Its totient is φ = 45124272.

The previous prime is 135372883. The next prime is 135372943. The reversal of 135372924 is 429273531.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626619 + ... + 626834.

It is an arithmetic number, because the mean of its divisors is an integer number (14623630).

Almost surely, 2^135372924 is an apocalyptic number.

It is an amenable number.

135372924 is an abundant number, since it is smaller than the sum of its proper divisors (215594196).

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

135372924 is a wasteful number, since it uses less digits than its factorization.

135372924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253466 (or 1253458 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 135372924 is about 11634.9870648832. The cubic root of 135372924 is about 513.4647134723.

It can be divided in two parts, 13537 and 2924, that added together give a palindrome (16461).

The spelling of 135372924 in words is "one hundred thirty-five million, three hundred seventy-two thousand, nine hundred twenty-four".