12340004234 has 16 divisors (see below), whose sum is σ = 19612233216. Its totient is φ = 5803089600.

The previous prime is 12340004231. The next prime is 12340004279. The reversal of 12340004234 is 43240004321.

12340004234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12340004231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73352 + ... + 173379.

It is an arithmetic number, because the mean of its divisors is an integer number (1225764576).

Almost surely, 2^12340004234 is an apocalyptic number.

12340004234 is a deficient number, since it is larger than the sum of its proper divisors (7272228982).

12340004234 is a wasteful number, since it uses less digits than its factorization.

12340004234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248221.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 12340004234 its reverse (43240004321), we get a palindrome (55580008555).

The spelling of 12340004234 in words is "twelve billion, three hundred forty million, four thousand, two hundred thirty-four".