135837928 has 16 divisors (see below), whose sum is σ = 255006180. Its totient is φ = 67836288.

The previous prime is 135837913. The next prime is 135837953. The reversal of 135837928 is 829738531.

It can be written as a sum of positive squares in 2 ways, for example, as 134142724 + 1695204 = 11582^2 + 1302^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3051 + ... + 16762.

Almost surely, 2^135837928 is an apocalyptic number.

It is an amenable number.

135837928 is a deficient number, since it is larger than the sum of its proper divisors (119168252).

135837928 is a wasteful number, since it uses less digits than its factorization.

135837928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20676 (or 20672 counting only the distinct ones).

The product of its digits is 362880, while the sum is 46.

The square root of 135837928 is about 11654.9529385579. The cubic root of 135837928 is about 514.0519561706.

The spelling of 135837928 in words is "one hundred thirty-five million, eight hundred thirty-seven thousand, nine hundred twenty-eight".