115111705 has 4 divisors (see below), whose sum is σ = 138134052. Its totient is φ = 92089360.

The previous prime is 115111693. The next prime is 115111727. The reversal of 115111705 is 507111511.

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 57108249 + 58003456 = 7557^2 + 7616^2 .

It is not a de Polignac number, because 115111705 - 2⁵ = 115111673 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11511166 + ... + 11511175.

It is an arithmetic number, because the mean of its divisors is an integer number (34533513).

Almost surely, 2^115111705 is an apocalyptic number.

It is an amenable number.

115111705 is a deficient number, since it is larger than the sum of its proper divisors (23022347).

115111705 is an equidigital number, since it uses as much as digits as its factorization.

115111705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23022346.

The product of its (nonzero) digits is 175, while the sum is 22.

The square root of 115111705 is about 10729.0123030967. The cubic root of 115111705 is about 486.4518158298.

The spelling of 115111705 in words is "one hundred fifteen million, one hundred eleven thousand, seven hundred five".