135044525 has 72 divisors (see below), whose sum is σ = 218682432. Its totient is φ = 80352000.

The previous prime is 135044521. The next prime is 135044531. The reversal of 135044525 is 525440531.

It is not a de Polignac number, because 135044525 - 2² = 135044521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135044521) 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 71 ways as a sum of consecutive naturals, for example, 1849889 + ... + 1849961.

It is an arithmetic number, because the mean of its divisors is an integer number (3037256).

Almost surely, 2^135044525 is an apocalyptic number.

It is an amenable number.

135044525 is a deficient number, since it is larger than the sum of its proper divisors (83637907).

135044525 is a wasteful number, since it uses less digits than its factorization.

135044525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 135044525 is about 11620.8659315905. The cubic root of 135044525 is about 513.0491753439.

The spelling of 135044525 in words is "one hundred thirty-five million, forty-four thousand, five hundred twenty-five".