112345667789 has 2 divisors, whose sum is σ = 112345667790. Its totient is φ = 112345667788.

The previous prime is 112345667783. The next prime is 112345667801. The reversal of 112345667789 is 987766543211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108244290025 + 4101377764 = 329005^2 + 64042^2 .

It is a cyclic number.

It is not a de Polignac number, because 112345667789 - 2²⁴ = 112328890573 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112345667783) 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, 56172833894 + 56172833895.

It is an arithmetic number, because the mean of its divisors is an integer number (56172833895).

Almost surely, 2^112345667789 is an apocalyptic number.

It is an amenable number.

112345667789 is a deficient number, since it is larger than the sum of its proper divisors (1).

112345667789 is an equidigital number, since it uses as much as digits as its factorization.

112345667789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15240960, while the sum is 59.

The spelling of 112345667789 in words is "one hundred twelve billion, three hundred forty-five million, six hundred sixty-seven thousand, seven hundred eighty-nine".