115503063 has 16 divisors (see below), whose sum is σ = 167324640. Its totient is φ = 70447104.

The previous prime is 115503029. The next prime is 115503097. The reversal of 115503063 is 360305511.

It is an interprime number because it is at equal distance from previous prime (115503029) and next prime (115503097).

It is not a de Polignac number, because 115503063 - 2¹⁰ = 115502039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115505063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8698 + ... + 17511.

It is an arithmetic number, because the mean of its divisors is an integer number (10457790).

Almost surely, 2^115503063 is an apocalyptic number.

115503063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

115503063 is a deficient number, since it is larger than the sum of its proper divisors (51821577).

115503063 is a wasteful number, since it uses less digits than its factorization.

115503063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26338.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 115503063 is about 10747.2351328144. The cubic root of 115503063 is about 487.0024736103.

Adding to 115503063 its reverse (360305511), we get a palindrome (475808574).

The spelling of 115503063 in words is "one hundred fifteen million, five hundred three thousand, sixty-three".