12252523433209 has 2 divisors, whose sum is σ = 12252523433210. Its totient is φ = 12252523433208.

The previous prime is 12252523433167. The next prime is 12252523433221. The reversal of 12252523433209 is 90233432525221.

12252523433209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8189738979984 + 4062784453225 = 2861772^2 + 2015635^2 .

It is a cyclic number.

It is not a de Polignac number, because 12252523433209 - 2¹³ = 12252523425017 is a prime.

It is not a weakly prime, because it can be changed into another prime (12252523493209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6126261716604 + 6126261716605.

It is an arithmetic number, because the mean of its divisors is an integer number (6126261716605).

Almost surely, 2^{12252523433209} is an apocalyptic number.

It is an amenable number.

12252523433209 is a deficient number, since it is larger than the sum of its proper divisors (1).

12252523433209 is an equidigital number, since it uses as much as digits as its factorization.

12252523433209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 12252523433209 in words is "twelve trillion, two hundred fifty-two billion, five hundred twenty-three million, four hundred thirty-three thousand, two hundred nine".