136071087 has 16 divisors (see below), whose sum is σ = 189368928. Its totient is φ = 86827520.

The previous prime is 136071071. The next prime is 136071107. The reversal of 136071087 is 780170631.

136071087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 136071087 - 2⁴ = 136071071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136072087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3918 + ... + 16955.

It is an arithmetic number, because the mean of its divisors is an integer number (11835558).

Almost surely, 2^136071087 is an apocalyptic number.

136071087 is a deficient number, since it is larger than the sum of its proper divisors (53297841).

136071087 is a wasteful number, since it uses less digits than its factorization.

136071087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20970.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 136071087 is about 11664.9512215011. The cubic root of 136071087 is about 514.3459028653.

The spelling of 136071087 in words is "one hundred thirty-six million, seventy-one thousand, eighty-seven".