115112113 has 2 divisors, whose sum is σ = 115112114. Its totient is φ = 115112112.

The previous prime is 115112093. The next prime is 115112159. The reversal of 115112113 is 311211511.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112529664 + 2582449 = 10608^2 + 1607^2 .

It is a cyclic number.

It is not a de Polignac number, because 115112113 - 2²¹ = 113014961 is a prime.

It is not a weakly prime, because it can be changed into another prime (115152113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57556056 + 57556057.

It is an arithmetic number, because the mean of its divisors is an integer number (57556057).

Almost surely, 2^115112113 is an apocalyptic number.

It is an amenable number.

115112113 is a deficient number, since it is larger than the sum of its proper divisors (1).

115112113 is an equidigital number, since it uses as much as digits as its factorization.

115112113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30, while the sum is 16.

The square root of 115112113 is about 10729.0313169456. The cubic root of 115112113 is about 486.4523905530.

Adding to 115112113 its reverse (311211511), we get a palindrome (426323624).

The spelling of 115112113 in words is "one hundred fifteen million, one hundred twelve thousand, one hundred thirteen".