1112444467889 has 2 divisors, whose sum is σ = 1112444467890. Its totient is φ = 1112444467888.

The previous prime is 1112444467847. The next prime is 1112444467933. The reversal of 1112444467889 is 9887644442111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 848808430864 + 263636037025 = 921308^2 + 513455^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112444467889 - 2³² = 1108149500593 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1112444467819) 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, 556222233944 + 556222233945.

It is an arithmetic number, because the mean of its divisors is an integer number (556222233945).

Almost surely, 2^{1112444467889} is an apocalyptic number.

It is an amenable number.

1112444467889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112444467889 is an equidigital number, since it uses as much as digits as its factorization.

1112444467889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12386304, while the sum is 59.

The spelling of 1112444467889 in words is "one trillion, one hundred twelve billion, four hundred forty-four million, four hundred sixty-seven thousand, eight hundred eighty-nine".