115713940609 has 4 divisors (see below), whose sum is σ = 115717643604. Its totient is φ = 115710237616.

The previous prime is 115713940597. The next prime is 115713940669. The reversal of 115713940609 is 906049317511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13248010000 + 102465930609 = 115100^2 + 320103^2 .

It is a cyclic number.

It is not a de Polignac number, because 115713940609 - 2⁵ = 115713940577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115713940669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1804222 + ... + 1867255.

It is an arithmetic number, because the mean of its divisors is an integer number (28929410901).

Almost surely, 2^115713940609 is an apocalyptic number.

It is an amenable number.

115713940609 is a deficient number, since it is larger than the sum of its proper divisors (3702995).

115713940609 is an equidigital number, since it uses as much as digits as its factorization.

115713940609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702994.

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 115713940609 in words is "one hundred fifteen billion, seven hundred thirteen million, nine hundred forty thousand, six hundred nine".