1000001111089 has 2 divisors, whose sum is σ = 1000001111090. Its totient is φ = 1000001111088.

The previous prime is 1000001111059. The next prime is 1000001111143. The reversal of 1000001111089 is 9801111000001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 735105608689 + 264895502400 = 857383^2 + 514680^2 .

It is an emirp because it is prime and its reverse (9801111000001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000001111089 - 2³⁵ = 965641372721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1000001111059) 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, 500000555544 + 500000555545.

It is an arithmetic number, because the mean of its divisors is an integer number (500000555545).

Almost surely, 2^{1000001111089} is an apocalyptic number.

It is an amenable number.

1000001111089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000001111089 is an equidigital number, since it uses as much as digits as its factorization.

1000001111089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 1000001111089 in words is "one trillion, one million, one hundred eleven thousand, eighty-nine".