135120563402 has 16 divisors (see below), whose sum is σ = 221383828512. Its totient is φ = 61341367920.

The previous prime is 135120563393. The next prime is 135120563437. The reversal of 135120563402 is 204365021531.

It is a happy number.

135120563402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3835568 + ... + 3870635.

It is an arithmetic number, because the mean of its divisors is an integer number (13836489282).

Almost surely, 2^135120563402 is an apocalyptic number.

135120563402 is a deficient number, since it is larger than the sum of its proper divisors (86263265110).

135120563402 is a wasteful number, since it uses less digits than its factorization.

135120563402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7707013.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 135120563402 its reverse (204365021531), we get a palindrome (339485584933).

The spelling of 135120563402 in words is "one hundred thirty-five billion, one hundred twenty million, five hundred sixty-three thousand, four hundred two".