115302085 has 4 divisors (see below), whose sum is σ = 138362508. Its totient is φ = 92241664.

The previous prime is 115302073. The next prime is 115302097. The reversal of 115302085 is 580203511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 580203511 = 263 ⋅2206097.

It is an interprime number because it is at equal distance from previous prime (115302073) and next prime (115302097).

It can be written as a sum of positive squares in 2 ways, for example, as 90212004 + 25090081 = 9498^2 + 5009^2 .

It is a cyclic number.

It is not a de Polignac number, because 115302085 - 2⁷ = 115301957 is a prime.

It is a Duffinian number.

It is a congruent 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, 11530204 + ... + 11530213.

It is an arithmetic number, because the mean of its divisors is an integer number (34590627).

Almost surely, 2^115302085 is an apocalyptic number.

It is an amenable number.

115302085 is a deficient number, since it is larger than the sum of its proper divisors (23060423).

115302085 is an equidigital number, since it uses as much as digits as its factorization.

115302085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23060422.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 115302085 is about 10737.8808430714. The cubic root of 115302085 is about 486.7198444320.

Adding to 115302085 its reverse (580203511), we get a palindrome (695505596).

The spelling of 115302085 in words is "one hundred fifteen million, three hundred two thousand, eighty-five".