12134012843 has 2 divisors, whose sum is σ = 12134012844. Its totient is φ = 12134012842.

The previous prime is 12134012801. The next prime is 12134012857. The reversal of 12134012843 is 34821043121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12134012843 - 2¹⁶ = 12133947307 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12134012543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6067006421 + 6067006422.

It is an arithmetic number, because the mean of its divisors is an integer number (6067006422).

Almost surely, 2^12134012843 is an apocalyptic number.

12134012843 is a deficient number, since it is larger than the sum of its proper divisors (1).

12134012843 is an equidigital number, since it uses as much as digits as its factorization.

12134012843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 12134012843 its reverse (34821043121), we get a palindrome (46955055964).

The spelling of 12134012843 in words is "twelve billion, one hundred thirty-four million, twelve thousand, eight hundred forty-three".