12432440233 has 2 divisors, whose sum is σ = 12432440234. Its totient is φ = 12432440232.

The previous prime is 12432440197. The next prime is 12432440257. The reversal of 12432440233 is 33204423421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12058675344 + 373764889 = 109812^2 + 19333^2 .

It is a cyclic number.

It is not a de Polignac number, because 12432440233 - 2²⁵ = 12398885801 is a prime.

It is not a weakly prime, because it can be changed into another prime (12432440533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216220116 + 6216220117.

It is an arithmetic number, because the mean of its divisors is an integer number (6216220117).

Almost surely, 2^12432440233 is an apocalyptic number.

It is an amenable number.

12432440233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432440233 is an equidigital number, since it uses as much as digits as its factorization.

12432440233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 12432440233 its reverse (33204423421), we get a palindrome (45636863654).

The spelling of 12432440233 in words is "twelve billion, four hundred thirty-two million, four hundred forty thousand, two hundred thirty-three".