115694563 has 4 divisors (see below), whose sum is σ = 115720848. Its totient is φ = 115668280.

The previous prime is 115694549. The next prime is 115694603. The reversal of 115694563 is 365496511.

It is a happy number.

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 115694563 - 2²¹ = 113597411 is a prime.

It is a Smith number, since the sum of its digits (40) 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 not an unprimeable number, because it can be changed into a prime (115694533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4756 + ... + 15937.

It is an arithmetic number, because the mean of its divisors is an integer number (28930212).

Almost surely, 2^115694563 is an apocalyptic number.

115694563 is a deficient number, since it is larger than the sum of its proper divisors (26285).

115694563 is an equidigital number, since it uses as much as digits as its factorization.

115694563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26284.

The product of its digits is 97200, while the sum is 40.

The square root of 115694563 is about 10756.1407112403. The cubic root of 115694563 is about 487.2714693049.

The spelling of 115694563 in words is "one hundred fifteen million, six hundred ninety-four thousand, five hundred sixty-three".