12189875425543 has 2 divisors, whose sum is σ = 12189875425544. Its totient is φ = 12189875425542.

The previous prime is 12189875425499. The next prime is 12189875425573. The reversal of 12189875425543 is 34552457898121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12189875425543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12189875425573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6094937712771 + 6094937712772.

It is an arithmetic number, because the mean of its divisors is an integer number (6094937712772).

Almost surely, 2^{12189875425543} is an apocalyptic number.

12189875425543 is a deficient number, since it is larger than the sum of its proper divisors (1).

12189875425543 is an equidigital number, since it uses as much as digits as its factorization.

12189875425543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768000, while the sum is 64.

The spelling of 12189875425543 in words is "twelve trillion, one hundred eighty-nine billion, eight hundred seventy-five million, four hundred twenty-five thousand, five hundred forty-three".