115820058133 has 4 divisors (see below), whose sum is σ = 124729293388. Its totient is φ = 106910822880.

The previous prime is 115820058119. The next prime is 115820058139. The reversal of 115820058133 is 331850028511.

It is a happy number.

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 26132985649 + 89687072484 = 161657^2 + 299478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115820058133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115820058092 and 115820058101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115820058139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4454617608 + ... + 4454617633.

It is an arithmetic number, because the mean of its divisors is an integer number (31182323347).

Almost surely, 2^115820058133 is an apocalyptic number.

115820058133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

115820058133 is a deficient number, since it is larger than the sum of its proper divisors (8909235255).

115820058133 is an equidigital number, since it uses as much as digits as its factorization.

115820058133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8909235254.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 115820058133 in words is "one hundred fifteen billion, eight hundred twenty million, fifty-eight thousand, one hundred thirty-three".