12432004017 has 4 divisors (see below), whose sum is σ = 16576005360. Its totient is φ = 8288002676.

The previous prime is 12432004009. The next prime is 12432004073. The reversal of 12432004017 is 71040023421.

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.

It is a cyclic number.

It is not a de Polignac number, because 12432004017 - 2³ = 12432004009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12432004087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2072000667 + ... + 2072000672.

It is an arithmetic number, because the mean of its divisors is an integer number (4144001340).

Almost surely, 2^12432004017 is an apocalyptic number.

It is an amenable number.

12432004017 is a deficient number, since it is larger than the sum of its proper divisors (4144001343).

12432004017 is an equidigital number, since it uses as much as digits as its factorization.

12432004017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144001342.

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 12432004017 its reverse (71040023421), we get a palindrome (83472027438).

The spelling of 12432004017 in words is "twelve billion, four hundred thirty-two million, four thousand, seventeen".