135260872 has 16 divisors (see below), whose sum is σ = 262359900. Its totient is φ = 65298240.

The previous prime is 135260869. The next prime is 135260933. The reversal of 135260872 is 278062531.

It is a happy number.

135260872 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 126652516 + 8608356 = 11254^2 + 2934^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291279 + ... + 291742.

Almost surely, 2^135260872 is an apocalyptic number.

It is an amenable number.

135260872 is a deficient number, since it is larger than the sum of its proper divisors (127099028).

135260872 is a wasteful number, since it uses less digits than its factorization.

135260872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583056 (or 583052 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 135260872 is about 11630.1707640086. The cubic root of 135260872 is about 513.3230046084.

The spelling of 135260872 in words is "one hundred thirty-five million, two hundred sixty thousand, eight hundred seventy-two".