135315256 has 32 divisors (see below), whose sum is σ = 270397440. Its totient is φ = 63335008.

The previous prime is 135315251. The next prime is 135315289. The reversal of 135315256 is 652513531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135315251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 825 + ... + 16471.

It is an arithmetic number, because the mean of its divisors is an integer number (8449920).

Almost surely, 2^135315256 is an apocalyptic number.

It is an amenable number.

135315256 is a deficient number, since it is larger than the sum of its proper divisors (135082184).

135315256 is a wasteful number, since it uses less digits than its factorization.

135315256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15723 (or 15719 counting only the distinct ones).

The product of its digits is 13500, while the sum is 31.

The square root of 135315256 is about 11632.5085858554. The cubic root of 135315256 is about 513.3917922217.

Adding to 135315256 its reverse (652513531), we get a palindrome (787828787).

The spelling of 135315256 in words is "one hundred thirty-five million, three hundred fifteen thousand, two hundred fifty-six".