135755525 has 24 divisors (see below), whose sum is σ = 177477480. Its totient is φ = 102851840.

The previous prime is 135755497. The next prime is 135755531. The reversal of 135755525 is 525557531.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 7409284 + 128346241 = 2722^2 + 11329^2 .

It is not a de Polignac number, because 135755525 - 2⁶ = 135755461 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 36659 + ... + 40191.

It is an arithmetic number, because the mean of its divisors is an integer number (7394895).

Almost surely, 2^135755525 is an apocalyptic number.

It is an amenable number.

135755525 is a deficient number, since it is larger than the sum of its proper divisors (41721955).

135755525 is a wasteful number, since it uses less digits than its factorization.

135755525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3625 (or 3620 counting only the distinct ones).

The product of its digits is 131250, while the sum is 38.

The square root of 135755525 is about 11651.4172957628. The cubic root of 135755525 is about 513.9479891556.

The spelling of 135755525 in words is "one hundred thirty-five million, seven hundred fifty-five thousand, five hundred twenty-five".