12033425431 has 2 divisors, whose sum is σ = 12033425432. Its totient is φ = 12033425430.

The previous prime is 12033425423. The next prime is 12033425447. The reversal of 12033425431 is 13452433021.

It is a happy number.

12033425431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12033425431 - 2³ = 12033425423 is a prime.

It is a super-2 number, since 2×12033425431² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12033425431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12033425461) 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 as a sum of consecutive naturals, namely, 6016712715 + 6016712716.

It is an arithmetic number, because the mean of its divisors is an integer number (6016712716).

Almost surely, 2^12033425431 is an apocalyptic number.

12033425431 is a deficient number, since it is larger than the sum of its proper divisors (1).

12033425431 is an equidigital number, since it uses as much as digits as its factorization.

12033425431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 12033425431 its reverse (13452433021), we get a palindrome (25485858452).

The spelling of 12033425431 in words is "twelve billion, thirty-three million, four hundred twenty-five thousand, four hundred thirty-one".