12304430134 has 48 divisors (see below), whose sum is σ = 20024262720. Its totient is φ = 5666598000.

The previous prime is 12304430123. The next prime is 12304430147. The reversal of 12304430134 is 43103440321.

It is a junction number, because it is equal to n+sod(n) for n = 12304430099 and 12304430108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7791757 + ... + 7793335.

It is an arithmetic number, because the mean of its divisors is an integer number (417172140).

Almost surely, 2^12304430134 is an apocalyptic number.

12304430134 is a deficient number, since it is larger than the sum of its proper divisors (7719832586).

12304430134 is a wasteful number, since it uses less digits than its factorization.

12304430134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913 (or 1894 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12304430134 its reverse (43103440321), we get a palindrome (55407870455).

The spelling of 12304430134 in words is "twelve billion, three hundred four million, four hundred thirty thousand, one hundred thirty-four".