112344506789 has 4 divisors (see below), whose sum is σ = 113033737056. Its totient is φ = 111655276524.

The previous prime is 112344506767. The next prime is 112344506803. The reversal of 112344506789 is 987605443211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 987605443211 = 637691 ⋅1548721.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112344506789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112344506719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344614889 + ... + 344615214.

It is an arithmetic number, because the mean of its divisors is an integer number (28258434264).

It is a 2-persistent number, because it is pandigital, and so is 2⋅112344506789 = 224689013578, but 3⋅112344506789 = 337033520367 is not.

Almost surely, 2^112344506789 is an apocalyptic number.

It is an amenable number.

112344506789 is a deficient number, since it is larger than the sum of its proper divisors (689230267).

112344506789 is an equidigital number, since it uses as much as digits as its factorization.

112344506789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689230266.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 112344506789 in words is "one hundred twelve billion, three hundred forty-four million, five hundred six thousand, seven hundred eighty-nine".