136383087 has 4 divisors (see below), whose sum is σ = 181844120. Its totient is φ = 90922056.

The previous prime is 136383059. The next prime is 136383113. The reversal of 136383087 is 780383631.

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

It is not a de Polignac number, because 136383087 - 2¹¹ = 136381039 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 (136303087) 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, 22730512 + ... + 22730517.

It is an arithmetic number, because the mean of its divisors is an integer number (45461030).

Almost surely, 2^136383087 is an apocalyptic number.

136383087 is a deficient number, since it is larger than the sum of its proper divisors (45461033).

136383087 is an equidigital number, since it uses as much as digits as its factorization.

136383087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45461032.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 136383087 is about 11678.3169592198. The cubic root of 136383087 is about 514.7387206403.

The spelling of 136383087 in words is "one hundred thirty-six million, three hundred eighty-three thousand, eighty-seven".