12535353645253 has 2 divisors, whose sum is σ = 12535353645254. Its totient is φ = 12535353645252.

The previous prime is 12535353645233. The next prime is 12535353645259. The reversal of 12535353645253 is 35254635353521.

12535353645253 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., 12223148730244 + 312204915009 = 3496162^2 + 558753^2 .

It is a cyclic number.

It is not a de Polignac number, because 12535353645253 - 2⁹ = 12535353644741 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12535353645253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12535353645259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267676822626 + 6267676822627.

It is an arithmetic number, because the mean of its divisors is an integer number (6267676822627).

Almost surely, 2^{12535353645253} is an apocalyptic number.

It is an amenable number.

12535353645253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12535353645253 is an equidigital number, since it uses as much as digits as its factorization.

12535353645253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300000, while the sum is 52.

Adding to 12535353645253 its reverse (35254635353521), we get a palindrome (47789988998774).

The spelling of 12535353645253 in words is "twelve trillion, five hundred thirty-five billion, three hundred fifty-three million, six hundred forty-five thousand, two hundred fifty-three".