135906604 has 24 divisors (see below), whose sum is σ = 247016448. Its totient is φ = 65357520.

The previous prime is 135906593. The next prime is 135906613. The reversal of 135906604 is 406609531.

135906604 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 135906604.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17427 + ... + 23989.

It is an arithmetic number, because the mean of its divisors is an integer number (10292352).

Almost surely, 2^135906604 is an apocalyptic number.

It is an amenable number.

135906604 is a deficient number, since it is larger than the sum of its proper divisors (111109844).

135906604 is a wasteful number, since it uses less digits than its factorization.

135906604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765 (or 6763 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 135906604 is about 11657.8987815129. The cubic root of 135906604 is about 514.1385718527.

The spelling of 135906604 in words is "one hundred thirty-five million, nine hundred six thousand, six hundred four".