136611066587 has 2 divisors, whose sum is σ = 136611066588. Its totient is φ = 136611066586.

The previous prime is 136611066523. The next prime is 136611066617. The reversal of 136611066587 is 785660116631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136611066587 - 2⁶ = 136611066523 is a prime.

It is not a weakly prime, because it can be changed into another prime (136611066187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68305533293 + 68305533294.

It is an arithmetic number, because the mean of its divisors is an integer number (68305533294).

Almost surely, 2^136611066587 is an apocalyptic number.

136611066587 is a deficient number, since it is larger than the sum of its proper divisors (1).

136611066587 is an equidigital number, since it uses as much as digits as its factorization.

136611066587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 136611066587 in words is "one hundred thirty-six billion, six hundred eleven million, sixty-six thousand, five hundred eighty-seven".