13443063423 has 4 divisors (see below), whose sum is σ = 17924084568. Its totient is φ = 8962042280.

The previous prime is 13443063409. The next prime is 13443063461. The reversal of 13443063423 is 32436034431.

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 13443063423 - 2⁹ = 13443062911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443064423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2240510568 + ... + 2240510573.

It is an arithmetic number, because the mean of its divisors is an integer number (4481021142).

Almost surely, 2^13443063423 is an apocalyptic number.

13443063423 is a deficient number, since it is larger than the sum of its proper divisors (4481021145).

13443063423 is an equidigital number, since it uses as much as digits as its factorization.

13443063423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481021144.

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 13443063423 its reverse (32436034431), we get a palindrome (45879097854).

The spelling of 13443063423 in words is "thirteen billion, four hundred forty-three million, sixty-three thousand, four hundred twenty-three".