135256355 has 16 divisors (see below), whose sum is σ = 175040544. Its totient is φ = 99740160.

The previous prime is 135256351. The next prime is 135256391. The reversal of 135256355 is 553652531.

It is not a de Polignac number, because 135256355 - 2² = 135256351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135256351) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 75227 + ... + 77003.

It is an arithmetic number, because the mean of its divisors is an integer number (10940034).

Almost surely, 2^135256355 is an apocalyptic number.

135256355 is a deficient number, since it is larger than the sum of its proper divisors (39784189).

135256355 is a wasteful number, since it uses less digits than its factorization.

135256355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966.

The product of its digits is 67500, while the sum is 35.

The square root of 135256355 is about 11629.9765691939. The cubic root of 135256355 is about 513.3172904508.

The spelling of 135256355 in words is "one hundred thirty-five million, two hundred fifty-six thousand, three hundred fifty-five".