12342344134 has 16 divisors (see below), whose sum is σ = 19380591360. Its totient is φ = 5883873160.

The previous prime is 12342344129. The next prime is 12342344213. The reversal of 12342344134 is 43144324321.

It is a junction number, because it is equal to n+sod(n) for n = 12342344096 and 12342344105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417064 + ... + 445675.

It is an arithmetic number, because the mean of its divisors is an integer number (1211286960).

Almost surely, 2^12342344134 is an apocalyptic number.

12342344134 is a deficient number, since it is larger than the sum of its proper divisors (7038247226).

12342344134 is a wasteful number, since it uses less digits than its factorization.

12342344134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863075.

The product of its digits is 27648, while the sum is 31.

Adding to 12342344134 its reverse (43144324321), we get a palindrome (55486668455).

The spelling of 12342344134 in words is "twelve billion, three hundred forty-two million, three hundred forty-four thousand, one hundred thirty-four".