12131164526 has 8 divisors (see below), whose sum is σ = 19596496584. Its totient is φ = 5598999000.

The previous prime is 12131164523. The next prime is 12131164553. The reversal of 12131164526 is 62546113121.

12131164526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12131164492 and 12131164501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12131164523) 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, 233291600 + ... + 233291651.

It is an arithmetic number, because the mean of its divisors is an integer number (2449562073).

Almost surely, 2^12131164526 is an apocalyptic number.

12131164526 is a deficient number, since it is larger than the sum of its proper divisors (7465332058).

12131164526 is a wasteful number, since it uses less digits than its factorization.

12131164526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466583266.

The product of its digits is 8640, while the sum is 32.

Adding to 12131164526 its reverse (62546113121), we get a palindrome (74677277647).

The spelling of 12131164526 in words is "twelve billion, one hundred thirty-one million, one hundred sixty-four thousand, five hundred twenty-six".