115317285365 has 4 divisors (see below), whose sum is σ = 138380742444. Its totient is φ = 92253828288.

The previous prime is 115317285341. The next prime is 115317285431. The reversal of 115317285365 is 563582713511.

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 21807314929 + 93509970436 = 147673^2 + 305794^2 .

It is a cyclic number.

It is not a de Polignac number, because 115317285365 - 2¹⁴ = 115317268981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11531728532 + ... + 11531728541.

It is an arithmetic number, because the mean of its divisors is an integer number (34595185611).

Almost surely, 2^115317285365 is an apocalyptic number.

It is an amenable number.

115317285365 is a deficient number, since it is larger than the sum of its proper divisors (23063457079).

115317285365 is an equidigital number, since it uses as much as digits as its factorization.

115317285365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23063457078.

The product of its digits is 756000, while the sum is 47.

Adding to 115317285365 its reverse (563582713511), we get a palindrome (678899998876).

The spelling of 115317285365 in words is "one hundred fifteen billion, three hundred seventeen million, two hundred eighty-five thousand, three hundred sixty-five".