12134303405 has 24 divisors (see below), whose sum is σ = 16951961880. Its totient is φ = 8314051200.

The previous prime is 12134303369. The next prime is 12134303471. The reversal of 12134303405 is 50430343121.

12134303405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3924361 + 12130379044 = 1981^2 + 110138^2 .

It is a de Polignac number, because none of the positive numbers 2^k-12134303405 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 299711 + ... + 337779.

It is an arithmetic number, because the mean of its divisors is an integer number (706331745).

Almost surely, 2^12134303405 is an apocalyptic number.

It is an amenable number.

12134303405 is a deficient number, since it is larger than the sum of its proper divisors (4817658475).

12134303405 is a wasteful number, since it uses less digits than its factorization.

12134303405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39389 (or 39382 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 12134303405 its reverse (50430343121), we get a palindrome (62564646526).

The spelling of 12134303405 in words is "twelve billion, one hundred thirty-four million, three hundred three thousand, four hundred five".