208330063 has 2 divisors, whose sum is σ = 208330064. Its totient is φ = 208330062.

The previous prime is 208330007. The next prime is 208330069. The reversal of 208330063 is 360033802.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-208330063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (208330069) 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, 104165031 + 104165032.

It is an arithmetic number, because the mean of its divisors is an integer number (104165032).

Almost surely, 2^208330063 is an apocalyptic number.

208330063 is a deficient number, since it is larger than the sum of its proper divisors (1).

208330063 is an equidigital number, since it uses as much as digits as its factorization.

208330063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 208330063 is about 14433.6434416262. The cubic root of 208330063 is about 592.8124488050.

Adding to 208330063 its reverse (360033802), we get a palindrome (568363865).

The spelling of 208330063 in words is "two hundred eight million, three hundred thirty thousand, sixty-three".