12043034431 has 2 divisors, whose sum is σ = 12043034432. Its totient is φ = 12043034430.

The previous prime is 12043034417. The next prime is 12043034441. The reversal of 12043034431 is 13443034021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12043034431 - 2¹¹ = 12043032383 is a prime.

It is a super-2 number, since 2×12043034431² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12043034396 and 12043034405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12043034401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021517215 + 6021517216.

It is an arithmetic number, because the mean of its divisors is an integer number (6021517216).

Almost surely, 2^12043034431 is an apocalyptic number.

12043034431 is a deficient number, since it is larger than the sum of its proper divisors (1).

12043034431 is an equidigital number, since it uses as much as digits as its factorization.

12043034431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12043034431 its reverse (13443034021), we get a palindrome (25486068452).

The spelling of 12043034431 in words is "twelve billion, forty-three million, thirty-four thousand, four hundred thirty-one".