135225507 has 16 divisors (see below), whose sum is σ = 182624000. Its totient is φ = 88994592.

The previous prime is 135225481. The next prime is 135225523. The reversal of 135225507 is 705522531.

It is a de Polignac number, because none of the positive numbers 2^k-135225507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135225547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153753 + ... + 154629.

It is an arithmetic number, because the mean of its divisors is an integer number (11414000).

Almost surely, 2^135225507 is an apocalyptic number.

135225507 is a deficient number, since it is larger than the sum of its proper divisors (47398493).

135225507 is a wasteful number, since it uses less digits than its factorization.

135225507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 135225507 is about 11628.6502656155. The cubic root of 135225507 is about 513.2782632871.

The spelling of 135225507 in words is "one hundred thirty-five million, two hundred twenty-five thousand, five hundred seven".