135256113 has 12 divisors (see below), whose sum is σ = 199914000. Its totient is φ = 88073496.

The previous prime is 135256111. The next prime is 135256129. The reversal of 135256113 is 311652531.

It is not a de Polignac number, because 135256113 - 2¹ = 135256111 is a prime.

It is a super-2 number, since 2×135256113² = 36588432207737538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135256111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174363 + ... + 175136.

It is an arithmetic number, because the mean of its divisors is an integer number (16659500).

Almost surely, 2^135256113 is an apocalyptic number.

It is an amenable number.

135256113 is a deficient number, since it is larger than the sum of its proper divisors (64657887).

135256113 is a wasteful number, since it uses less digits than its factorization.

135256113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349548 (or 349545 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 135256113 is about 11629.9661650411. The cubic root of 135256113 is about 513.3169843091.

The spelling of 135256113 in words is "one hundred thirty-five million, two hundred fifty-six thousand, one hundred thirteen".