136024813 has 2 divisors, whose sum is σ = 136024814. Its totient is φ = 136024812.

The previous prime is 136024771. The next prime is 136024817. The reversal of 136024813 is 318420631.

136024813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123365449 + 12659364 = 11107^2 + 3558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136024813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136024817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68012406 + 68012407.

It is an arithmetic number, because the mean of its divisors is an integer number (68012407).

Almost surely, 2^136024813 is an apocalyptic number.

It is an amenable number.

136024813 is a deficient number, since it is larger than the sum of its proper divisors (1).

136024813 is an equidigital number, since it uses as much as digits as its factorization.

136024813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 136024813 is about 11662.9675897689. The cubic root of 136024813 is about 514.2875913328.

The spelling of 136024813 in words is "one hundred thirty-six million, twenty-four thousand, eight hundred thirteen".