13424434043 has 4 divisors (see below), whose sum is σ = 13425837840. Its totient is φ = 13423030248.

The previous prime is 13424434007. The next prime is 13424434141. The reversal of 13424434043 is 34043442431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34043442431 = 83 ⋅410161957.

It is a cyclic number.

It is not a de Polignac number, because 13424434043 - 2³² = 9129466747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13424434003) 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, 687455 + ... + 706712.

It is an arithmetic number, because the mean of its divisors is an integer number (3356459460).

Almost surely, 2^13424434043 is an apocalyptic number.

13424434043 is a deficient number, since it is larger than the sum of its proper divisors (1403797).

13424434043 is an equidigital number, since it uses as much as digits as its factorization.

13424434043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403796.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 13424434043 its reverse (34043442431), we get a palindrome (47467876474).

The spelling of 13424434043 in words is "thirteen billion, four hundred twenty-four million, four hundred thirty-four thousand, forty-three".