12404134343 has 2 divisors, whose sum is σ = 12404134344. Its totient is φ = 12404134342.

The previous prime is 12404134331. The next prime is 12404134397. The reversal of 12404134343 is 34343140421.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (34343140421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12404134343 - 2⁶ = 12404134279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12404139343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6202067171 + 6202067172.

It is an arithmetic number, because the mean of its divisors is an integer number (6202067172).

Almost surely, 2^12404134343 is an apocalyptic number.

12404134343 is a deficient number, since it is larger than the sum of its proper divisors (1).

12404134343 is an equidigital number, since it uses as much as digits as its factorization.

12404134343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 12404134343 its reverse (34343140421), we get a palindrome (46747274764).

The spelling of 12404134343 in words is "twelve billion, four hundred four million, one hundred thirty-four thousand, three hundred forty-three".