338195563 has 2 divisors, whose sum is σ = 338195564. Its totient is φ = 338195562.

The previous prime is 338195531. The next prime is 338195579. The reversal of 338195563 is 365591833.

It is a strong prime.

It is an emirp because it is prime and its reverse (365591833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 338195563 - 2⁵ = 338195531 is a prime.

It is a super-2 number, since 2×338195563² = 228752477665773938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (338595563) 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, 169097781 + 169097782.

It is an arithmetic number, because the mean of its divisors is an integer number (169097782).

Almost surely, 2^338195563 is an apocalyptic number.

338195563 is a deficient number, since it is larger than the sum of its proper divisors (1).

338195563 is an equidigital number, since it uses as much as digits as its factorization.

338195563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 43.

The square root of 338195563 is about 18390.0941541907. The cubic root of 338195563 is about 696.7162957199.

The spelling of 338195563 in words is "three hundred thirty-eight million, one hundred ninety-five thousand, five hundred sixty-three".