113450503543 has 4 divisors (see below), whose sum is σ = 122177465368. Its totient is φ = 104723541720.

The previous prime is 113450503519. The next prime is 113450503549. The reversal of 113450503543 is 345305054311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113450503543 - 2²¹ = 113448406391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113450503499 and 113450503508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113450503549) 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, 4363480893 + ... + 4363480918.

It is an arithmetic number, because the mean of its divisors is an integer number (30544366342).

Almost surely, 2^113450503543 is an apocalyptic number.

113450503543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113450503543 is a deficient number, since it is larger than the sum of its proper divisors (8726961825).

113450503543 is an equidigital number, since it uses as much as digits as its factorization.

113450503543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8726961824.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 113450503543 its reverse (345305054311), we get a palindrome (458755557854).

The spelling of 113450503543 in words is "one hundred thirteen billion, four hundred fifty million, five hundred three thousand, five hundred forty-three".