12134015513 has 4 divisors (see below), whose sum is σ = 12134690148. Its totient is φ = 12133340880.

The previous prime is 12134015459. The next prime is 12134015533. The reversal of 12134015513 is 31551043121.

12134015513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7532156944 + 4601858569 = 86788^2 + 67837^2 .

It is a cyclic number.

It is not a de Polignac number, because 12134015513 - 2⁶ = 12134015449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12134015533) 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 3 ways as a sum of consecutive naturals, for example, 309578 + ... + 346563.

It is an arithmetic number, because the mean of its divisors is an integer number (3033672537).

Almost surely, 2^12134015513 is an apocalyptic number.

It is an amenable number.

12134015513 is a deficient number, since it is larger than the sum of its proper divisors (674635).

12134015513 is an equidigital number, since it uses as much as digits as its factorization.

12134015513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674634.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 12134015513 its reverse (31551043121), we get a palindrome (43685058634).

The spelling of 12134015513 in words is "twelve billion, one hundred thirty-four million, fifteen thousand, five hundred thirteen".