12032131169 has 2 divisors, whose sum is σ = 12032131170. Its totient is φ = 12032131168.

The previous prime is 12032131147. The next prime is 12032131171. The reversal of 12032131169 is 96113123021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7210217569 + 4821913600 = 84913^2 + 69440^2 .

It is an emirp because it is prime and its reverse (96113123021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12032131169 is a prime.

It is a super-2 number, since 2×12032131169² (a number of 21 digits) contains 22 as substring.

Together with 12032131171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12022131169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6016065584 + 6016065585.

It is an arithmetic number, because the mean of its divisors is an integer number (6016065585).

Almost surely, 2^12032131169 is an apocalyptic number.

It is an amenable number.

12032131169 is a deficient number, since it is larger than the sum of its proper divisors (1).

12032131169 is an equidigital number, since it uses as much as digits as its factorization.

12032131169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 12032131169 in words is "twelve billion, thirty-two million, one hundred thirty-one thousand, one hundred sixty-nine".