136335263 has 2 divisors, whose sum is σ = 136335264. Its totient is φ = 136335262.

The previous prime is 136335217. The next prime is 136335281. The reversal of 136335263 is 362533631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136335263 - 2¹⁰ = 136334239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136335763) 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, 68167631 + 68167632.

It is an arithmetic number, because the mean of its divisors is an integer number (68167632).

Almost surely, 2^136335263 is an apocalyptic number.

136335263 is a deficient number, since it is larger than the sum of its proper divisors (1).

136335263 is an equidigital number, since it uses as much as digits as its factorization.

136335263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 32.

The square root of 136335263 is about 11676.2692243713. The cubic root of 136335263 is about 514.6785476304.

Adding to 136335263 its reverse (362533631), we get a palindrome (498868894).

The spelling of 136335263 in words is "one hundred thirty-six million, three hundred thirty-five thousand, two hundred sixty-three".