12434789441 has 2 divisors, whose sum is σ = 12434789442. Its totient is φ = 12434789440.

The previous prime is 12434789431. The next prime is 12434789443. The reversal of 12434789441 is 14498743421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11348427841 + 1086361600 = 106529^2 + 32960^2 .

It is a cyclic number.

It is not a de Polignac number, because 12434789441 - 2⁶ = 12434789377 is a prime.

Together with 12434789443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12434789443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6217394720 + 6217394721.

It is an arithmetic number, because the mean of its divisors is an integer number (6217394721).

Almost surely, 2^12434789441 is an apocalyptic number.

It is an amenable number.

12434789441 is a deficient number, since it is larger than the sum of its proper divisors (1).

12434789441 is an equidigital number, since it uses as much as digits as its factorization.

12434789441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 47.

The spelling of 12434789441 in words is "twelve billion, four hundred thirty-four million, seven hundred eighty-nine thousand, four hundred forty-one".