113423444403443 has 4 divisors (see below), whose sum is σ = 113425117951080. Its totient is φ = 113421770855808.

The previous prime is 113423444403403. The next prime is 113423444403539. The reversal of 113423444403443 is 344304444324311.

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 113423444403443 - 2¹⁸ = 113423444141299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113423444403394 and 113423444403403.

It is not an unprimeable number, because it can be changed into a prime (113423444403403) 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, 836672153 + ... + 836807706.

It is an arithmetic number, because the mean of its divisors is an integer number (28356279487770).

Almost surely, 2^{113423444403443} is an apocalyptic number.

113423444403443 is a deficient number, since it is larger than the sum of its proper divisors (1673547637).

113423444403443 is an equidigital number, since it uses as much as digits as its factorization.

113423444403443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673547636.

The product of its (nonzero) digits is 2654208, while the sum is 44.

Adding to 113423444403443 its reverse (344304444324311), we get a palindrome (457727888727754).

The spelling of 113423444403443 in words is "one hundred thirteen trillion, four hundred twenty-three billion, four hundred forty-four million, four hundred three thousand, four hundred forty-three".