136351663 has 12 divisors (see below), whose sum is σ = 160790160. Its totient is φ = 115268832.

The previous prime is 136351637. The next prime is 136351681. The reversal of 136351663 is 366153631.

It is not a de Polignac number, because 136351663 - 2²¹ = 134254511 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 (136355663) 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 11 ways as a sum of consecutive naturals, for example, 15483 + ... + 22636.

It is an arithmetic number, because the mean of its divisors is an integer number (13399180).

Almost surely, 2^136351663 is an apocalyptic number.

136351663 is a deficient number, since it is larger than the sum of its proper divisors (24438497).

136351663 is an equidigital number, since it uses as much as digits as its factorization.

136351663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38206 (or 38199 counting only the distinct ones).

The product of its digits is 29160, while the sum is 34.

The square root of 136351663 is about 11676.9714823665. The cubic root of 136351663 is about 514.6991839881.

The spelling of 136351663 in words is "one hundred thirty-six million, three hundred fifty-one thousand, six hundred sixty-three".