111110055671 has 2 divisors, whose sum is σ = 111110055672. Its totient is φ = 111110055670.

The previous prime is 111110055601. The next prime is 111110055709. The reversal of 111110055671 is 176550011111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111110055671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111110055601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555027835 + 55555027836.

It is an arithmetic number, because the mean of its divisors is an integer number (55555027836).

Almost surely, 2^111110055671 is an apocalyptic number.

111110055671 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110055671 is an equidigital number, since it uses as much as digits as its factorization.

111110055671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 29.

Adding to 111110055671 its reverse (176550011111), we get a palindrome (287660066782).

The spelling of 111110055671 in words is "one hundred eleven billion, one hundred ten million, fifty-five thousand, six hundred seventy-one".