113413543 has 4 divisors (see below), whose sum is σ = 113535520. Its totient is φ = 113291568.

The previous prime is 113413537. The next prime is 113413589. The reversal of 113413543 is 345314311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345314311 = 47 ⋅7347113.

It is a cyclic number.

It is not a de Polignac number, because 113413543 - 2⁹ = 113413031 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 (113413523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59583 + ... + 61456.

It is an arithmetic number, because the mean of its divisors is an integer number (28383880).

Almost surely, 2^113413543 is an apocalyptic number.

113413543 is a deficient number, since it is larger than the sum of its proper divisors (121977).

113413543 is an equidigital number, since it uses as much as digits as its factorization.

113413543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121976.

The product of its digits is 2160, while the sum is 25.

The square root of 113413543 is about 10649.5794752657. The cubic root of 113413543 is about 484.0478617036.

Adding to 113413543 its reverse (345314311), we get a palindrome (458727854).

It can be divided in two parts, 11341 and 3543, that added together give a square (14884 = 122²).

The spelling of 113413543 in words is "one hundred thirteen million, four hundred thirteen thousand, five hundred forty-three".