136089659 has 4 divisors (see below), whose sum is σ = 140479680. Its totient is φ = 131699640.

The previous prime is 136089649. The next prime is 136089673. The reversal of 136089659 is 956980631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136089659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136089649) 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 3 ways as a sum of consecutive naturals, for example, 2194964 + ... + 2195025.

It is an arithmetic number, because the mean of its divisors is an integer number (35119920).

Almost surely, 2^136089659 is an apocalyptic number.

136089659 is a deficient number, since it is larger than the sum of its proper divisors (4390021).

136089659 is an equidigital number, since it uses as much as digits as its factorization.

136089659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4390020.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 136089659 is about 11665.7472542482. The cubic root of 136089659 is about 514.3693023931.

It can be divided in two parts, 1360 and 89659, that added together give a palindrome (91019).

The spelling of 136089659 in words is "one hundred thirty-six million, eighty-nine thousand, six hundred fifty-nine".