115775459 has 4 divisors (see below), whose sum is σ = 115865616. Its totient is φ = 115685304.

The previous prime is 115775449. The next prime is 115775461. The reversal of 115775459 is 954577511.

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 115775459 - 2⁸ = 115775203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115775449) 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, 43124 + ... + 45729.

It is an arithmetic number, because the mean of its divisors is an integer number (28966404).

Almost surely, 2^115775459 is an apocalyptic number.

115775459 is a deficient number, since it is larger than the sum of its proper divisors (90157).

115775459 is an equidigital number, since it uses as much as digits as its factorization.

115775459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90156.

The product of its digits is 220500, while the sum is 44.

The square root of 115775459 is about 10759.9005106925. The cubic root of 115775459 is about 487.3850128975.

The spelling of 115775459 in words is "one hundred fifteen million, seven hundred seventy-five thousand, four hundred fifty-nine".