115564422503 has 8 divisors (see below), whose sum is σ = 117911816400. Its totient is φ = 113240620800.

The previous prime is 115564422443. The next prime is 115564422563. The reversal of 115564422503 is 305224465511.

It is an interprime number because it is at equal distance from previous prime (115564422443) and next prime (115564422563).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115564422503 - 2²⁸ = 115295987047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115564422563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5888153 + ... + 5907746.

It is an arithmetic number, because the mean of its divisors is an integer number (14738977050).

Almost surely, 2^115564422503 is an apocalyptic number.

115564422503 is a deficient number, since it is larger than the sum of its proper divisors (2347393897).

115564422503 is a wasteful number, since it uses less digits than its factorization.

115564422503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11796097.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 115564422503 in words is "one hundred fifteen billion, five hundred sixty-four million, four hundred twenty-two thousand, five hundred three".