12605452433243 has 2 divisors, whose sum is σ = 12605452433244. Its totient is φ = 12605452433242.

The previous prime is 12605452433239. The next prime is 12605452433359. The reversal of 12605452433243 is 34233425450621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12605452433243 - 2² = 12605452433239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12605452433194 and 12605452433203.

It is not a weakly prime, because it can be changed into another prime (12605452433213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6302726216621 + 6302726216622.

It is an arithmetic number, because the mean of its divisors is an integer number (6302726216622).

Almost surely, 2^{12605452433243} is an apocalyptic number.

12605452433243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12605452433243 is an equidigital number, since it uses as much as digits as its factorization.

12605452433243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 44.

Adding to 12605452433243 its reverse (34233425450621), we get a palindrome (46838877883864).

The spelling of 12605452433243 in words is "twelve trillion, six hundred five billion, four hundred fifty-two million, four hundred thirty-three thousand, two hundred forty-three".