12032534543 has 4 divisors (see below), whose sum is σ = 12043605120. Its totient is φ = 12021463968.

The previous prime is 12032534537. The next prime is 12032534557. The reversal of 12032534543 is 34543523021.

12032534543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12032534543 - 2²² = 12028340239 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 (12032534243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5533658 + ... + 5535831.

It is an arithmetic number, because the mean of its divisors is an integer number (3010901280).

Almost surely, 2^12032534543 is an apocalyptic number.

12032534543 is a deficient number, since it is larger than the sum of its proper divisors (11070577).

12032534543 is a wasteful number, since it uses less digits than its factorization.

12032534543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11070576.

The product of its (nonzero) digits is 43200, while the sum is 32.

The spelling of 12032534543 in words is "twelve billion, thirty-two million, five hundred thirty-four thousand, five hundred forty-three".