115520103 has 6 divisors (see below), whose sum is σ = 166862384. Its totient is φ = 77013396.

The previous prime is 115520051. The next prime is 115520143. The reversal of 115520103 is 301025511.

115520103 is a `hidden beast` number, since 11 + 552 + 0 + 103 = 666.

It is not a de Polignac number, because 115520103 - 2²⁰ = 114471527 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 (115520143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6417775 + ... + 6417792.

Almost surely, 2^115520103 is an apocalyptic number.

115520103 is a deficient number, since it is larger than the sum of its proper divisors (51342281).

115520103 is a wasteful number, since it uses less digits than its factorization.

115520103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12835573 (or 12835570 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 115520103 is about 10748.0278656133. The cubic root of 115520103 is about 487.0264213565.

Adding to 115520103 its reverse (301025511), we get a palindrome (416545614).

The spelling of 115520103 in words is "one hundred fifteen million, five hundred twenty thousand, one hundred three".