136248017 has 2 divisors, whose sum is σ = 136248018. Its totient is φ = 136248016.

The previous prime is 136248011. The next prime is 136248029. The reversal of 136248017 is 710842631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101626561 + 34621456 = 10081^2 + 5884^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136248017 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136248011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68124008 + 68124009.

It is an arithmetic number, because the mean of its divisors is an integer number (68124009).

Almost surely, 2^136248017 is an apocalyptic number.

It is an amenable number.

136248017 is a deficient number, since it is larger than the sum of its proper divisors (1).

136248017 is an equidigital number, since it uses as much as digits as its factorization.

136248017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 136248017 is about 11672.5325872323. The cubic root of 136248017 is about 514.5687368950.

The spelling of 136248017 in words is "one hundred thirty-six million, two hundred forty-eight thousand, seventeen".