1112445667789 has 8 divisors (see below), whose sum is σ = 1159867330560. Its totient is φ = 1065628102896.

The previous prime is 1112445667787. The next prime is 1112445667841. The reversal of 1112445667789 is 9877665442111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112445667789 - 2¹ = 1112445667787 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112445667787) 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 in 7 ways as a sum of consecutive naturals, for example, 151020709 + ... + 151028074.

It is an arithmetic number, because the mean of its divisors is an integer number (144983416320).

Almost surely, 2^{1112445667789} is an apocalyptic number.

It is an amenable number.

1112445667789 is a deficient number, since it is larger than the sum of its proper divisors (47421662771).

1112445667789 is a wasteful number, since it uses less digits than its factorization.

1112445667789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302048939.

The product of its digits is 20321280, while the sum is 61.

The spelling of 1112445667789 in words is "one trillion, one hundred twelve billion, four hundred forty-five million, six hundred sixty-seven thousand, seven hundred eighty-nine".