12425001217 has 2 divisors, whose sum is σ = 12425001218. Its totient is φ = 12425001216.

The previous prime is 12425001203. The next prime is 12425001229. The reversal of 12425001217 is 71210052421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8324007696 + 4100993521 = 91236^2 + 64039^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12425001217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12425001191 and 12425001200.

It is not a weakly prime, because it can be changed into another prime (12425001257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6212500608 + 6212500609.

It is an arithmetic number, because the mean of its divisors is an integer number (6212500609).

Almost surely, 2^12425001217 is an apocalyptic number.

It is an amenable number.

12425001217 is a deficient number, since it is larger than the sum of its proper divisors (1).

12425001217 is an equidigital number, since it uses as much as digits as its factorization.

12425001217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 12425001217 its reverse (71210052421), we get a palindrome (83635053638).

The spelling of 12425001217 in words is "twelve billion, four hundred twenty-five million, one thousand, two hundred seventeen".