12432441401 has 2 divisors, whose sum is σ = 12432441402. Its totient is φ = 12432441400.

The previous prime is 12432441397. The next prime is 12432441443. The reversal of 12432441401 is 10414423421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8600707600 + 3831733801 = 92740^2 + 61901^2 .

It is a cyclic number.

It is not a de Polignac number, because 12432441401 - 2² = 12432441397 is a prime.

It is not a weakly prime, because it can be changed into another prime (12432741401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216220700 + 6216220701.

It is an arithmetic number, because the mean of its divisors is an integer number (6216220701).

Almost surely, 2^12432441401 is an apocalyptic number.

It is an amenable number.

12432441401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432441401 is an equidigital number, since it uses as much as digits as its factorization.

12432441401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 12432441401 its reverse (10414423421), we get a palindrome (22846864822).

The spelling of 12432441401 in words is "twelve billion, four hundred thirty-two million, four hundred forty-one thousand, four hundred one".