136585963 has 2 divisors, whose sum is σ = 136585964. Its totient is φ = 136585962.

The previous prime is 136585961. The next prime is 136585979. The reversal of 136585963 is 369585631.

It is a weak prime.

It is an emirp because it is prime and its reverse (369585631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136585963 - 2¹ = 136585961 is a prime.

Together with 136585961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (136585961) 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 as a sum of consecutive naturals, namely, 68292981 + 68292982.

It is an arithmetic number, because the mean of its divisors is an integer number (68292982).

Almost surely, 2^136585963 is an apocalyptic number.

136585963 is a deficient number, since it is larger than the sum of its proper divisors (1).

136585963 is an equidigital number, since it uses as much as digits as its factorization.

136585963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 46.

The square root of 136585963 is about 11686.9997433045. Note that the first 3 decimals coincide. The cubic root of 136585963 is about 514.9938265512.

The spelling of 136585963 in words is "one hundred thirty-six million, five hundred eighty-five thousand, nine hundred sixty-three".