136317547 has 2 divisors, whose sum is σ = 136317548. Its totient is φ = 136317546.

The previous prime is 136317523. The next prime is 136317569. The reversal of 136317547 is 745713631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136317547 - 2²³ = 127928939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136317047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68158773 + 68158774.

It is an arithmetic number, because the mean of its divisors is an integer number (68158774).

Almost surely, 2^136317547 is an apocalyptic number.

136317547 is a deficient number, since it is larger than the sum of its proper divisors (1).

136317547 is an equidigital number, since it uses as much as digits as its factorization.

136317547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 136317547 is about 11675.5105669945. The cubic root of 136317547 is about 514.6562534714.

The spelling of 136317547 in words is "one hundred thirty-six million, three hundred seventeen thousand, five hundred forty-seven".