1112304342217 has 2 divisors, whose sum is σ = 1112304342218. Its totient is φ = 1112304342216.

The previous prime is 1112304342199. The next prime is 1112304342229. The reversal of 1112304342217 is 7122434032111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1094595120441 + 17709221776 = 1046229^2 + 133076^2 .

It is an emirp because it is prime and its reverse (7122434032111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112304342217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112304342287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556152171108 + 556152171109.

It is an arithmetic number, because the mean of its divisors is an integer number (556152171109).

Almost surely, 2^{1112304342217} is an apocalyptic number.

It is an amenable number.

1112304342217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112304342217 is an equidigital number, since it uses as much as digits as its factorization.

1112304342217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 1112304342217 its reverse (7122434032111), we get a palindrome (8234738374328).

The spelling of 1112304342217 in words is "one trillion, one hundred twelve billion, three hundred four million, three hundred forty-two thousand, two hundred seventeen".