12432440011 has 2 divisors, whose sum is σ = 12432440012. Its totient is φ = 12432440010.

The previous prime is 12432439979. The next prime is 12432440063. The reversal of 12432440011 is 11004423421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12432440011 - 2⁵ = 12432439979 is a prime.

It is a super-2 number, since 2×12432440011² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12432440311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6216220005 + 6216220006.

It is an arithmetic number, because the mean of its divisors is an integer number (6216220006).

Almost surely, 2^12432440011 is an apocalyptic number.

12432440011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12432440011 is an equidigital number, since it uses as much as digits as its factorization.

12432440011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12432440011 its reverse (11004423421), we get a palindrome (23436863432).

The spelling of 12432440011 in words is "twelve billion, four hundred thirty-two million, four hundred forty thousand, eleven".