136504663 has 2 divisors, whose sum is σ = 136504664. Its totient is φ = 136504662.

The previous prime is 136504657. The next prime is 136504699. The reversal of 136504663 is 366405631.

It is a weak prime.

It is an emirp because it is prime and its reverse (366405631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136504663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136504633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68252331 + 68252332.

It is an arithmetic number, because the mean of its divisors is an integer number (68252332).

Almost surely, 2^136504663 is an apocalyptic number.

136504663 is a deficient number, since it is larger than the sum of its proper divisors (1).

136504663 is an equidigital number, since it uses as much as digits as its factorization.

136504663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 136504663 is about 11683.5210018213. The cubic root of 136504663 is about 514.8916264247.

The spelling of 136504663 in words is "one hundred thirty-six million, five hundred four thousand, six hundred sixty-three".