13055415643 has 2 divisors, whose sum is σ = 13055415644. Its totient is φ = 13055415642.

The previous prime is 13055415623. The next prime is 13055415661. The reversal of 13055415643 is 34651455031.

13055415643 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 is an emirp because it is prime and its reverse (34651455031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13055415643 - 2³³ = 4465481051 is a prime.

It is a super-2 number, since 2×13055415643² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13055415613) 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, 6527707821 + 6527707822.

It is an arithmetic number, because the mean of its divisors is an integer number (6527707822).

Almost surely, 2^13055415643 is an apocalyptic number.

13055415643 is a deficient number, since it is larger than the sum of its proper divisors (1).

13055415643 is an equidigital number, since it uses as much as digits as its factorization.

13055415643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 13055415643 in words is "thirteen billion, fifty-five million, four hundred fifteen thousand, six hundred forty-three".