135525303 has 12 divisors (see below), whose sum is σ = 198441360. Its totient is φ = 89112096.

The previous prime is 135525287. The next prime is 135525317. The reversal of 135525303 is 303525531.

135525303 is a `hidden beast` number, since 1 + 355 + 2 + 5 + 303 = 666.

It is not a de Polignac number, because 135525303 - 2⁴ = 135525287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135525503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102483 + ... + 103796.

It is an arithmetic number, because the mean of its divisors is an integer number (16536780).

Almost surely, 2^135525303 is an apocalyptic number.

135525303 is a deficient number, since it is larger than the sum of its proper divisors (62916057).

135525303 is a wasteful number, since it uses less digits than its factorization.

135525303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206358 (or 206355 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 135525303 is about 11641.5335330016. The cubic root of 135525303 is about 513.6572972841.

The spelling of 135525303 in words is "one hundred thirty-five million, five hundred twenty-five thousand, three hundred three".