2193063430543 has 2 divisors, whose sum is σ = 2193063430544. Its totient is φ = 2193063430542.

The previous prime is 2193063430541. The next prime is 2193063430589. The reversal of 2193063430543 is 3450343603912.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2193063430543 - 2¹ = 2193063430541 is a prime.

Together with 2193063430541, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2193063430543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2193063430541) 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 as a sum of consecutive naturals, namely, 1096531715271 + 1096531715272.

It is an arithmetic number, because the mean of its divisors is an integer number (1096531715272).

Almost surely, 2^{2193063430543} is an apocalyptic number.

2193063430543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2193063430543 is an equidigital number, since it uses as much as digits as its factorization.

2193063430543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 43.

The spelling of 2193063430543 in words is "two trillion, one hundred ninety-three billion, sixty-three million, four hundred thirty thousand, five hundred forty-three".