12423343043 has 8 divisors (see below), whose sum is σ = 12548191968. Its totient is φ = 12298575744.

The previous prime is 12423343003. The next prime is 12423343061. The reversal of 12423343043 is 34034332421.

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

It is not a de Polignac number, because 12423343043 - 2⁸ = 12423342787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12423342997 and 12423343015.

It is not an unprimeable number, because it can be changed into a prime (12423343003) 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, 312605 + ... + 350097.

It is an arithmetic number, because the mean of its divisors is an integer number (1568523996).

Almost surely, 2^12423343043 is an apocalyptic number.

12423343043 is a deficient number, since it is larger than the sum of its proper divisors (124848925).

12423343043 is a wasteful number, since it uses less digits than its factorization.

12423343043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40813.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 12423343043 its reverse (34034332421), we get a palindrome (46457675464).

The spelling of 12423343043 in words is "twelve billion, four hundred twenty-three million, three hundred forty-three thousand, forty-three".