13383563 has 2 divisors, whose sum is σ = 13383564. Its totient is φ = 13383562.

The previous prime is 13383551. The next prime is 13383569. The reversal of 13383563 is 36538331.

It is a strong prime.

It is an emirp because it is prime and its reverse (36538331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13383563 - 2⁶ = 13383499 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13383569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6691781 + 6691782.

It is an arithmetic number, because the mean of its divisors is an integer number (6691782).

Almost surely, 2^13383563 is an apocalyptic number.

13383563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13383563 is an equidigital number, since it uses as much as digits as its factorization.

13383563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 32.

The square root of 13383563 is about 3658.3552315214. The cubic root of 13383563 is about 237.4236164338.

The spelling of 13383563 in words is "thirteen million, three hundred eighty-three thousand, five hundred sixty-three".