136775413 has 4 divisors (see below), whose sum is σ = 136813068. Its totient is φ = 136737760.

The previous prime is 136775407. The next prime is 136775423. The reversal of 136775413 is 314577631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 314577631 = 53 ⋅5935427.

It can be written as a sum of positive squares in 2 ways, for example, as 5489649 + 131285764 = 2343^2 + 11458^2 .

It is a cyclic number.

It is not a de Polignac number, because 136775413 - 2²⁵ = 103220981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136775423) 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 in 3 ways as a sum of consecutive naturals, for example, 12718 + ... + 20863.

It is an arithmetic number, because the mean of its divisors is an integer number (34203267).

Almost surely, 2^136775413 is an apocalyptic number.

It is an amenable number.

136775413 is a deficient number, since it is larger than the sum of its proper divisors (37655).

136775413 is an equidigital number, since it uses as much as digits as its factorization.

136775413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37654.

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

The square root of 136775413 is about 11695.1020944667. The cubic root of 136775413 is about 515.2318219839.

The spelling of 136775413 in words is "one hundred thirty-six million, seven hundred seventy-five thousand, four hundred thirteen".