12034433947 has 2 divisors, whose sum is σ = 12034433948. Its totient is φ = 12034433946.

The previous prime is 12034433903. The next prime is 12034434047. The reversal of 12034433947 is 74933443021.

It is a weak prime.

It is an emirp because it is prime and its reverse (74933443021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12034433947 - 2¹⁹ = 12033909659 is a prime.

It is not a weakly prime, because it can be changed into another prime (12034431947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6017216973 + 6017216974.

It is an arithmetic number, because the mean of its divisors is an integer number (6017216974).

Almost surely, 2^12034433947 is an apocalyptic number.

12034433947 is a deficient number, since it is larger than the sum of its proper divisors (1).

12034433947 is an equidigital number, since it uses as much as digits as its factorization.

12034433947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 40.

Adding to 12034433947 its reverse (74933443021), we get a palindrome (86967876968).

The spelling of 12034433947 in words is "twelve billion, thirty-four million, four hundred thirty-three thousand, nine hundred forty-seven".