135525933 has 16 divisors (see below), whose sum is σ = 201739200. Its totient is φ = 89918640.

The previous prime is 135525911. The next prime is 135525937. The reversal of 135525933 is 339525531.

It is a happy number.

135525933 is a `hidden beast` number, since 13 + 5 + 52 + 593 + 3 = 666.

135525933 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135525933 - 2⁹ = 135525421 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135525937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6198 + ... + 17591.

It is an arithmetic number, because the mean of its divisors is an integer number (12608700).

Almost surely, 2^135525933 is an apocalyptic number.

It is an amenable number.

135525933 is a deficient number, since it is larger than the sum of its proper divisors (66213267).

135525933 is a wasteful number, since it uses less digits than its factorization.

135525933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24009 (or 24003 counting only the distinct ones).

The product of its digits is 60750, while the sum is 36.

The square root of 135525933 is about 11641.5605912610. The cubic root of 135525933 is about 513.6580932083.

The spelling of 135525933 in words is "one hundred thirty-five million, five hundred twenty-five thousand, nine hundred thirty-three".