13605558311 has 2 divisors, whose sum is σ = 13605558312. Its totient is φ = 13605558310.

The previous prime is 13605558301. The next prime is 13605558443. The reversal of 13605558311 is 11385550631.

13605558311 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 13605558311 - 2¹⁸ = 13605296167 is a prime.

It is a super-2 number, since 2×13605558311² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13605558301) 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, 6802779155 + 6802779156.

It is an arithmetic number, because the mean of its divisors is an integer number (6802779156).

Almost surely, 2^13605558311 is an apocalyptic number.

13605558311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13605558311 is an equidigital number, since it uses as much as digits as its factorization.

13605558311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 13605558311 in words is "thirteen billion, six hundred five million, five hundred fifty-eight thousand, three hundred eleven".