111110983717 has 2 divisors, whose sum is σ = 111110983718. Its totient is φ = 111110983716.

The previous prime is 111110983703. The next prime is 111110983721. The reversal of 111110983717 is 717389011111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77355740641 + 33755243076 = 278129^2 + 183726^2 .

It is a cyclic number.

It is not a de Polignac number, because 111110983717 - 2⁷ = 111110983589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111110983717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111110983117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555491858 + 55555491859.

It is an arithmetic number, because the mean of its divisors is an integer number (55555491859).

Almost surely, 2^111110983717 is an apocalyptic number.

It is an amenable number.

111110983717 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110983717 is an equidigital number, since it uses as much as digits as its factorization.

111110983717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 40.

Adding to 111110983717 its reverse (717389011111), we get a palindrome (828499994828).

The spelling of 111110983717 in words is "one hundred eleven billion, one hundred ten million, nine hundred eighty-three thousand, seven hundred seventeen".