135559038 has 32 divisors (see below), whose sum is σ = 279982080. Its totient is φ = 43727040.

The previous prime is 135559013. The next prime is 135559097. The reversal of 135559038 is 830955531.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 135558987 and 135559005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29073 + ... + 33411.

It is an arithmetic number, because the mean of its divisors is an integer number (8749440).

Almost surely, 2^135559038 is an apocalyptic number.

135559038 is an abundant number, since it is smaller than the sum of its proper divisors (144423042).

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

135559038 is a wasteful number, since it uses less digits than its factorization.

135559038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4512.

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 135559038 is about 11642.9823498964. The cubic root of 135559038 is about 513.6999136590.

The spelling of 135559038 in words is "one hundred thirty-five million, five hundred fifty-nine thousand, thirty-eight".