136105685 has 8 divisors (see below), whose sum is σ = 163931136. Its totient is φ = 108481680.

The previous prime is 136105679. The next prime is 136105709. The reversal of 136105685 is 586501631.

136105685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136105685 - 2¹⁸ = 135843541 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 7 ways as a sum of consecutive naturals, for example, 48869 + ... + 51578.

It is an arithmetic number, because the mean of its divisors is an integer number (20491392).

Almost surely, 2^136105685 is an apocalyptic number.

It is an amenable number.

136105685 is a deficient number, since it is larger than the sum of its proper divisors (27825451).

136105685 is a wasteful number, since it uses less digits than its factorization.

136105685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100723.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 136105685 is about 11666.4341167299. The cubic root of 136105685 is about 514.3894924132.

The spelling of 136105685 in words is "one hundred thirty-six million, one hundred five thousand, six hundred eighty-five".