113513503023 has 6 divisors (see below), whose sum is σ = 163963948824. Its totient is φ = 75675668676.

The previous prime is 113513503009. The next prime is 113513503027. The reversal of 113513503023 is 320305315311.

113513503023 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 1 + 350 + 302 + 3 = 666.

It is not a de Polignac number, because 113513503023 - 2⁶ = 113513502959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113513503027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6306305715 + ... + 6306305732.

It is an arithmetic number, because the mean of its divisors is an integer number (27327324804).

Almost surely, 2^113513503023 is an apocalyptic number.

113513503023 is a deficient number, since it is larger than the sum of its proper divisors (50450445801).

113513503023 is a wasteful number, since it uses less digits than its factorization.

113513503023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12612611453 (or 12612611450 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

Adding to 113513503023 its reverse (320305315311), we get a palindrome (433818818334).

The spelling of 113513503023 in words is "one hundred thirteen billion, five hundred thirteen million, five hundred three thousand, twenty-three".