1112555722189 has 2 divisors, whose sum is σ = 1112555722190. Its totient is φ = 1112555722188.

The previous prime is 1112555722177. The next prime is 1112555722241. The reversal of 1112555722189 is 9812275552111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738152468964 + 374403253225 = 859158^2 + 611885^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112555722189 - 2¹⁷ = 1112555591117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112555722129) 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, 556277861094 + 556277861095.

It is an arithmetic number, because the mean of its divisors is an integer number (556277861095).

Almost surely, 2^{1112555722189} is an apocalyptic number.

It is an amenable number.

1112555722189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112555722189 is an equidigital number, since it uses as much as digits as its factorization.

1112555722189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 49.

The spelling of 1112555722189 in words is "one trillion, one hundred twelve billion, five hundred fifty-five million, seven hundred twenty-two thousand, one hundred eighty-nine".