13382543563 has 2 divisors, whose sum is σ = 13382543564. Its totient is φ = 13382543562.

The previous prime is 13382543519. The next prime is 13382543569. The reversal of 13382543563 is 36534528331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13382543563 is a prime.

It is not a weakly prime, because it can be changed into another prime (13382543569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6691271781 + 6691271782.

It is an arithmetic number, because the mean of its divisors is an integer number (6691271782).

Almost surely, 2^13382543563 is an apocalyptic number.

13382543563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13382543563 is an equidigital number, since it uses as much as digits as its factorization.

13382543563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 43.

The spelling of 13382543563 in words is "thirteen billion, three hundred eighty-two million, five hundred forty-three thousand, five hundred sixty-three".