115597795511 has 4 divisors (see below), whose sum is σ = 126106686024. Its totient is φ = 105088905000.

The previous prime is 115597795463. The next prime is 115597795541.

115597795511 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 115597795511 - 2¹⁸ = 115597533367 is a prime.

It is a super-2 number, since 2×115597795511² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115597795541) 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, 5254445240 + ... + 5254445261.

It is an arithmetic number, because the mean of its divisors is an integer number (31526671506).

Almost surely, 2^115597795511 is an apocalyptic number.

115597795511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

115597795511 is a deficient number, since it is larger than the sum of its proper divisors (10508890513).

115597795511 is a wasteful number, since it uses less digits than its factorization.

115597795511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10508890512.

The product of its digits is 2480625, while the sum is 56.

The spelling of 115597795511 in words is "one hundred fifteen billion, five hundred ninety-seven million, seven hundred ninety-five thousand, five hundred eleven".