111354142043 has 2 divisors, whose sum is σ = 111354142044. Its totient is φ = 111354142042.

The previous prime is 111354142021. The next prime is 111354142057. The reversal of 111354142043 is 340241453111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111354142043 - 2²⁸ = 111085706587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111354141997 and 111354142015.

It is not a weakly prime, because it can be changed into another prime (111354142013) 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, 55677071021 + 55677071022.

It is an arithmetic number, because the mean of its divisors is an integer number (55677071022).

Almost surely, 2^111354142043 is an apocalyptic number.

111354142043 is a deficient number, since it is larger than the sum of its proper divisors (1).

111354142043 is an equidigital number, since it uses as much as digits as its factorization.

111354142043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 111354142043 its reverse (340241453111), we get a palindrome (451595595154).

The spelling of 111354142043 in words is "one hundred eleven billion, three hundred fifty-four million, one hundred forty-two thousand, forty-three".