12635032253 has 2 divisors, whose sum is σ = 12635032254. Its totient is φ = 12635032252.

The previous prime is 12635032211. The next prime is 12635032303. The reversal of 12635032253 is 35223053621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12634209604 + 822649 = 112402^2 + 907^2 .

It is a cyclic number.

It is not a de Polignac number, because 12635032253 - 2²⁴ = 12618255037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12635032153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6317516126 + 6317516127.

It is an arithmetic number, because the mean of its divisors is an integer number (6317516127).

Almost surely, 2^12635032253 is an apocalyptic number.

It is an amenable number.

12635032253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12635032253 is an equidigital number, since it uses as much as digits as its factorization.

12635032253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 12635032253 its reverse (35223053621), we get a palindrome (47858085874).

The spelling of 12635032253 in words is "twelve billion, six hundred thirty-five million, thirty-two thousand, two hundred fifty-three".