111340105543 has 2 divisors, whose sum is σ = 111340105544. Its totient is φ = 111340105542.

The previous prime is 111340105537. The next prime is 111340105549. The reversal of 111340105543 is 345501043111.

It is a balanced prime because it is at equal distance from previous prime (111340105537) and next prime (111340105549).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111340105543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111340105549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55670052771 + 55670052772.

It is an arithmetic number, because the mean of its divisors is an integer number (55670052772).

Almost surely, 2^111340105543 is an apocalyptic number.

111340105543 is a deficient number, since it is larger than the sum of its proper divisors (1).

111340105543 is an equidigital number, since it uses as much as digits as its factorization.

111340105543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 111340105543 its reverse (345501043111), we get a palindrome (456841148654).

The spelling of 111340105543 in words is "one hundred eleven billion, three hundred forty million, one hundred five thousand, five hundred forty-three".