115320365255 has 4 divisors (see below), whose sum is σ = 138384438312. Its totient is φ = 92256292200.

The previous prime is 115320365231. The next prime is 115320365257. The reversal of 115320365255 is 552563023511.

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

It is not a de Polignac number, because 115320365255 - 2¹⁶ = 115320299719 is a prime.

It is a super-2 number, since 2×115320365255² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115320365257) 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, 11532036521 + ... + 11532036530.

It is an arithmetic number, because the mean of its divisors is an integer number (34596109578).

Almost surely, 2^115320365255 is an apocalyptic number.

115320365255 is a deficient number, since it is larger than the sum of its proper divisors (23064073057).

115320365255 is an equidigital number, since it uses as much as digits as its factorization.

115320365255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23064073056.

The product of its (nonzero) digits is 135000, while the sum is 38.

Adding to 115320365255 its reverse (552563023511), we get a palindrome (667883388766).

The spelling of 115320365255 in words is "one hundred fifteen billion, three hundred twenty million, three hundred sixty-five thousand, two hundred fifty-five".