13563004043 has 2 divisors, whose sum is σ = 13563004044. Its totient is φ = 13563004042.

The previous prime is 13563004027. The next prime is 13563004093. The reversal of 13563004043 is 34040036531.

It is a weak prime.

It is an emirp because it is prime and its reverse (34040036531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13563004043 - 2⁴ = 13563004027 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 13563003997 and 13563004015.

It is not a weakly prime, because it can be changed into another prime (13563004093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6781502021 + 6781502022.

It is an arithmetic number, because the mean of its divisors is an integer number (6781502022).

Almost surely, 2^13563004043 is an apocalyptic number.

13563004043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13563004043 is an equidigital number, since it uses as much as digits as its factorization.

13563004043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

The spelling of 13563004043 in words is "thirteen billion, five hundred sixty-three million, four thousand, forty-three".