115802187313 has 4 divisors (see below), whose sum is σ = 118626630948. Its totient is φ = 112977743680.

The previous prime is 115802187301. The next prime is 115802187323. The reversal of 115802187313 is 313781208511.

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 2804020209 + 112998167104 = 52953^2 + 336152^2 .

It is a cyclic number.

It is not a de Polignac number, because 115802187313 - 2¹³ = 115802179121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115802187323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1412221756 + ... + 1412221837.

It is an arithmetic number, because the mean of its divisors is an integer number (29656657737).

Almost surely, 2^115802187313 is an apocalyptic number.

It is an amenable number.

115802187313 is a deficient number, since it is larger than the sum of its proper divisors (2824443635).

115802187313 is an equidigital number, since it uses as much as digits as its factorization.

115802187313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2824443634.

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 115802187313 in words is "one hundred fifteen billion, eight hundred two million, one hundred eighty-seven thousand, three hundred thirteen".