4368111085543 has 2 divisors, whose sum is σ = 4368111085544. Its totient is φ = 4368111085542.

The previous prime is 4368111085469. The next prime is 4368111085609. The reversal of 4368111085543 is 3455801118634.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4368111085543 - 2⁹ = 4368111085031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4368111085243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2184055542771 + 2184055542772.

It is an arithmetic number, because the mean of its divisors is an integer number (2184055542772).

Almost surely, 2^{4368111085543} is an apocalyptic number.

4368111085543 is a deficient number, since it is larger than the sum of its proper divisors (1).

4368111085543 is an equidigital number, since it uses as much as digits as its factorization.

4368111085543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 4368111085543 in words is "four trillion, three hundred sixty-eight billion, one hundred eleven million, eighty-five thousand, five hundred forty-three".