136816737 has 8 divisors (see below), whose sum is σ = 183219840. Its totient is φ = 90812400.

The previous prime is 136816723. The next prime is 136816741. The reversal of 136816737 is 737618631.

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

It is not a de Polignac number, because 136816737 - 2⁸ = 136816481 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (136816937) 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 7 ways as a sum of consecutive naturals, for example, 98889 + ... + 100262.

It is an arithmetic number, because the mean of its divisors is an integer number (22902480).

Almost surely, 2^136816737 is an apocalyptic number.

It is an amenable number.

136816737 is a deficient number, since it is larger than the sum of its proper divisors (46403103).

136816737 is a wasteful number, since it uses less digits than its factorization.

136816737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199383.

The product of its digits is 127008, while the sum is 42.

The square root of 136816737 is about 11696.8686835409. The cubic root of 136816737 is about 515.2837058116.

The spelling of 136816737 in words is "one hundred thirty-six million, eight hundred sixteen thousand, seven hundred thirty-seven".