113544520323 has 48 divisors (see below), whose sum is σ = 171145260000. Its totient is φ = 66844237824.

The previous prime is 113544520289. The next prime is 113544520333. The reversal of 113544520323 is 323025445311.

It is not a de Polignac number, because 113544520323 - 2¹⁶ = 113544454787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113544520333) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1567203 + ... + 1638051.

It is an arithmetic number, because the mean of its divisors is an integer number (3565526250).

Almost surely, 2^113544520323 is an apocalyptic number.

113544520323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113544520323 is a deficient number, since it is larger than the sum of its proper divisors (57600739677).

113544520323 is a wasteful number, since it uses less digits than its factorization.

113544520323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71016 (or 71003 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 113544520323 its reverse (323025445311), we get a palindrome (436569965634).

The spelling of 113544520323 in words is "one hundred thirteen billion, five hundred forty-four million, five hundred twenty thousand, three hundred twenty-three".