12432444527 has 2 divisors, whose sum is σ = 12432444528. Its totient is φ = 12432444526.

The previous prime is 12432444517. The next prime is 12432444547. The reversal of 12432444527 is 72544423421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12432444527 - 2¹⁰ = 12432443503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12432444517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216222263 + 6216222264.

It is an arithmetic number, because the mean of its divisors is an integer number (6216222264).

Almost surely, 2^12432444527 is an apocalyptic number.

12432444527 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432444527 is an equidigital number, since it uses as much as digits as its factorization.

12432444527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 38.

Adding to 12432444527 its reverse (72544423421), we get a palindrome (84976867948).

The spelling of 12432444527 in words is "twelve billion, four hundred thirty-two million, four hundred forty-four thousand, five hundred twenty-seven".