136765417 has 2 divisors, whose sum is σ = 136765418. Its totient is φ = 136765416.

The previous prime is 136765399. The next prime is 136765471. The reversal of 136765417 is 714567631.

Together with next prime (136765471) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71301136 + 65464281 = 8444^2 + 8091^2 .

It is a cyclic number.

It is not a de Polignac number, because 136765417 - 2¹⁹ = 136241129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136765417.

It is not a weakly prime, because it can be changed into another prime (136765117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68382708 + 68382709.

It is an arithmetic number, because the mean of its divisors is an integer number (68382709).

Almost surely, 2^136765417 is an apocalyptic number.

It is an amenable number.

136765417 is a deficient number, since it is larger than the sum of its proper divisors (1).

136765417 is an equidigital number, since it uses as much as digits as its factorization.

136765417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 136765417 is about 11694.6747282684. The cubic root of 136765417 is about 515.2192700623.

The spelling of 136765417 in words is "one hundred thirty-six million, seven hundred sixty-five thousand, four hundred seventeen".