111069776713897 has 2 divisors, whose sum is σ = 111069776713898. Its totient is φ = 111069776713896.

The previous prime is 111069776713817. The next prime is 111069776713901. The reversal of 111069776713897 is 798317677960111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73485287390736 + 37584489323161 = 8572356^2 + 6130619^2 .

It is a cyclic number.

It is not a de Polignac number, because 111069776713897 - 2³¹ = 111067629230249 is a prime.

It is not a weakly prime, because it can be changed into another prime (111069776713817) 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, 55534888356948 + 55534888356949.

It is an arithmetic number, because the mean of its divisors is an integer number (55534888356949).

Almost surely, 2^{111069776713897} is an apocalyptic number.

It is an amenable number.

111069776713897 is a deficient number, since it is larger than the sum of its proper divisors (1).

111069776713897 is an equidigital number, since it uses as much as digits as its factorization.

111069776713897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168031584, while the sum is 73.

The spelling of 111069776713897 in words is "one hundred eleven trillion, sixty-nine billion, seven hundred seventy-six million, seven hundred thirteen thousand, eight hundred ninety-seven".