115505134023 has 8 divisors (see below), whose sum is σ = 158169192688. Its totient is φ = 74922249024.

The previous prime is 115505134013. The next prime is 115505134051. The reversal of 115505134023 is 320431505511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115505134023 - 2²⁰ = 115504085447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115505134013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520293286 + ... + 520293507.

It is an arithmetic number, because the mean of its divisors is an integer number (19771149086).

Almost surely, 2^115505134023 is an apocalyptic number.

115505134023 is a deficient number, since it is larger than the sum of its proper divisors (42664058665).

115505134023 is a wasteful number, since it uses less digits than its factorization.

115505134023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040586833.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 115505134023 its reverse (320431505511), we get a palindrome (435936639534).

The spelling of 115505134023 in words is "one hundred fifteen billion, five hundred five million, one hundred thirty-four thousand, twenty-three".