1343441543423 has 4 divisors (see below), whose sum is σ = 1535361763920. Its totient is φ = 1151521322928.

The previous prime is 1343441543393. The next prime is 1343441543441. The reversal of 1343441543423 is 3243451443431.

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 1343441543423 - 2³⁴ = 1326261674239 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 (1343441543623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95960110238 + ... + 95960110251.

It is an arithmetic number, because the mean of its divisors is an integer number (383840440980).

Almost surely, 2^{1343441543423} is an apocalyptic number.

1343441543423 is a deficient number, since it is larger than the sum of its proper divisors (191920220497).

1343441543423 is an equidigital number, since it uses as much as digits as its factorization.

1343441543423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191920220496.

The product of its digits is 829440, while the sum is 41.

Adding to 1343441543423 its reverse (3243451443431), we get a palindrome (4586892986854).

The spelling of 1343441543423 in words is "one trillion, three hundred forty-three billion, four hundred forty-one million, five hundred forty-three thousand, four hundred twenty-three".