136865735 has 8 divisors (see below), whose sum is σ = 164301696. Its totient is φ = 109450720.

The previous prime is 136865731. The next prime is 136865737. The reversal of 136865735 is 537568631.

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

It is not a de Polignac number, because 136865735 - 2² = 136865731 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136865731) 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 7 ways as a sum of consecutive naturals, for example, 22745 + ... + 28125.

It is an arithmetic number, because the mean of its divisors is an integer number (20537712).

Almost surely, 2^136865735 is an apocalyptic number.

136865735 is a deficient number, since it is larger than the sum of its proper divisors (27435961).

136865735 is an equidigital number, since it uses as much as digits as its factorization.

136865735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10473.

The product of its digits is 453600, while the sum is 44.

The square root of 136865735 is about 11698.9629882311. The cubic root of 136865735 is about 515.3452110977.

The spelling of 136865735 in words is "one hundred thirty-six million, eight hundred sixty-five thousand, seven hundred thirty-five".