136530925 has 24 divisors (see below), whose sum is σ = 176549216. Its totient is φ = 104639040.

The previous prime is 136530857. The next prime is 136530983. The reversal of 136530925 is 529035631.

It is a happy number.

136530925 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 136530925 - 2⁹ = 136530413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60874 + ... + 63076.

Almost surely, 2^136530925 is an apocalyptic number.

It is an amenable number.

136530925 is a deficient number, since it is larger than the sum of its proper divisors (40018291).

136530925 is a wasteful number, since it uses less digits than its factorization.

136530925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317 (or 2312 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 136530925 is about 11684.6448384194. The cubic root of 136530925 is about 514.9246441413.

The spelling of 136530925 in words is "one hundred thirty-six million, five hundred thirty thousand, nine hundred twenty-five".