12452305444109 has 2 divisors, whose sum is σ = 12452305444110. Its totient is φ = 12452305444108.

The previous prime is 12452305444087. The next prime is 12452305444133. The reversal of 12452305444109 is 90144450325421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9846905928484 + 2605399515625 = 3137978^2 + 1614125^2 .

It is a cyclic number.

It is not a de Polignac number, because 12452305444109 - 2³⁶ = 12383585967373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12452305444109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12452305444169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6226152722054 + 6226152722055.

It is an arithmetic number, because the mean of its divisors is an integer number (6226152722055).

Almost surely, 2^{12452305444109} is an apocalyptic number.

It is an amenable number.

12452305444109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12452305444109 is an equidigital number, since it uses as much as digits as its factorization.

12452305444109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 12452305444109 in words is "twelve trillion, four hundred fifty-two billion, three hundred five million, four hundred forty-four thousand, one hundred nine".