115503663 has 8 divisors (see below), whose sum is σ = 168005376. Its totient is φ = 70002200.

The previous prime is 115503649. The next prime is 115503667. The reversal of 115503663 is 366305511.

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 115503663 - 2⁶ = 115503599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115503663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115503667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1750023 + ... + 1750088.

It is an arithmetic number, because the mean of its divisors is an integer number (21000672).

Almost surely, 2^115503663 is an apocalyptic number.

115503663 is a deficient number, since it is larger than the sum of its proper divisors (52501713).

115503663 is a wasteful number, since it uses less digits than its factorization.

115503663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3500125.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 115503663 is about 10747.2630469343. The cubic root of 115503663 is about 487.0033168808.

The spelling of 115503663 in words is "one hundred fifteen million, five hundred three thousand, six hundred sixty-three".