13432543043 has 4 divisors (see below), whose sum is σ = 13518100800. Its totient is φ = 13346985288.

The previous prime is 13432543021. The next prime is 13432543057. The reversal of 13432543043 is 34034523431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34034523431 = 59239 ⋅574529.

It is a cyclic number.

It is not a de Polignac number, because 13432543043 - 2²⁴ = 13415765827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13432543063) 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, 42778643 + ... + 42778956.

It is an arithmetic number, because the mean of its divisors is an integer number (3379525200).

Almost surely, 2^13432543043 is an apocalyptic number.

13432543043 is a deficient number, since it is larger than the sum of its proper divisors (85557757).

13432543043 is an equidigital number, since it uses as much as digits as its factorization.

13432543043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85557756.

The product of its (nonzero) digits is 51840, while the sum is 32.

The spelling of 13432543043 in words is "thirteen billion, four hundred thirty-two million, five hundred forty-three thousand, forty-three".