135902570 has 32 divisors (see below), whose sum is σ = 248520960. Its totient is φ = 53502400.

The previous prime is 135902563. The next prime is 135902579. The reversal of 135902570 is 75209531.

It is not an unprimeable number, because it can be changed into a prime (135902579) 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, 241109 + ... + 241671.

It is an arithmetic number, because the mean of its divisors is an integer number (7766280).

Almost surely, 2^135902570 is an apocalyptic number.

135902570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135902570 is a deficient number, since it is larger than the sum of its proper divisors (112618390).

135902570 is a wasteful number, since it uses less digits than its factorization.

135902570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 135902570 is about 11657.7257644877. The cubic root of 135902570 is about 514.1334848899.

The spelling of 135902570 in words is "one hundred thirty-five million, nine hundred two thousand, five hundred seventy".