13634253511 has 2 divisors, whose sum is σ = 13634253512. Its totient is φ = 13634253510.

The previous prime is 13634253497. The next prime is 13634253541. The reversal of 13634253511 is 11535243631.

13634253511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13634253511 - 2¹³ = 13634245319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13634253541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6817126755 + 6817126756.

It is an arithmetic number, because the mean of its divisors is an integer number (6817126756).

Almost surely, 2^13634253511 is an apocalyptic number.

13634253511 is a deficient number, since it is larger than the sum of its proper divisors (1).

13634253511 is an equidigital number, since it uses as much as digits as its factorization.

13634253511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 34.

The spelling of 13634253511 in words is "thirteen billion, six hundred thirty-four million, two hundred fifty-three thousand, five hundred eleven".