136763939 has 8 divisors (see below), whose sum is σ = 148138032. Its totient is φ = 125511840.

The previous prime is 136763933. The next prime is 136763941. The reversal of 136763939 is 939367631.

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

It is a cyclic number.

It is not a de Polignac number, because 136763939 - 2⁴ = 136763923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136763893 and 136763902.

It is not an unprimeable number, because it can be changed into a prime (136763933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28157 + ... + 32654.

It is an arithmetic number, because the mean of its divisors is an integer number (18517254).

Almost surely, 2^136763939 is an apocalyptic number.

136763939 is a deficient number, since it is larger than the sum of its proper divisors (11374093).

136763939 is a wasteful number, since it uses less digits than its factorization.

136763939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60997.

The product of its digits is 551124, while the sum is 47.

The square root of 136763939 is about 11694.6115369430. The cubic root of 136763939 is about 515.2174140941.

The spelling of 136763939 in words is "one hundred thirty-six million, seven hundred sixty-three thousand, nine hundred thirty-nine".