136810589 has 2 divisors, whose sum is σ = 136810590. Its totient is φ = 136810588.

The previous prime is 136810579. The next prime is 136810613. The reversal of 136810589 is 985018631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102353689 + 34456900 = 10117^2 + 5870^2 .

It is a cyclic number.

It is not a de Polignac number, because 136810589 - 2⁴ = 136810573 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136810519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68405294 + 68405295.

It is an arithmetic number, because the mean of its divisors is an integer number (68405295).

Almost surely, 2^136810589 is an apocalyptic number.

It is an amenable number.

136810589 is a deficient number, since it is larger than the sum of its proper divisors (1).

136810589 is an equidigital number, since it uses as much as digits as its factorization.

136810589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 136810589 is about 11696.6058752101. The cubic root of 136810589 is about 515.2759874293.

The spelling of 136810589 in words is "one hundred thirty-six million, eight hundred ten thousand, five hundred eighty-nine".