136215930593 has 2 divisors, whose sum is σ = 136215930594. Its totient is φ = 136215930592.

The previous prime is 136215930559. The next prime is 136215930601. The reversal of 136215930593 is 395039512631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78550151824 + 57665778769 = 280268^2 + 240137^2 .

It is an emirp because it is prime and its reverse (395039512631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136215930593 - 2⁸ = 136215930337 is a prime.

It is not a weakly prime, because it can be changed into another prime (136215933593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68107965296 + 68107965297.

It is an arithmetic number, because the mean of its divisors is an integer number (68107965297).

Almost surely, 2^136215930593 is an apocalyptic number.

It is an amenable number.

136215930593 is a deficient number, since it is larger than the sum of its proper divisors (1).

136215930593 is an equidigital number, since it uses as much as digits as its factorization.

136215930593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 656100, while the sum is 47.

The spelling of 136215930593 in words is "one hundred thirty-six billion, two hundred fifteen million, nine hundred thirty thousand, five hundred ninety-three".