136085647 has 2 divisors, whose sum is σ = 136085648. Its totient is φ = 136085646.

The previous prime is 136085639. The next prime is 136085671. The reversal of 136085647 is 746580631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136085647 - 2³ = 136085639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136085617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68042823 + 68042824.

It is an arithmetic number, because the mean of its divisors is an integer number (68042824).

Almost surely, 2^136085647 is an apocalyptic number.

136085647 is a deficient number, since it is larger than the sum of its proper divisors (1).

136085647 is an equidigital number, since it uses as much as digits as its factorization.

136085647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 136085647 is about 11665.5752965724. The cubic root of 136085647 is about 514.3642477109.

The spelling of 136085647 in words is "one hundred thirty-six million, eighty-five thousand, six hundred forty-seven".