208242059 has 2 divisors, whose sum is σ = 208242060. Its totient is φ = 208242058.

The previous prime is 208242053. The next prime is 208242149. The reversal of 208242059 is 950242802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 208242059 - 2⁴ = 208242043 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (208242053) 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, 104121029 + 104121030.

It is an arithmetic number, because the mean of its divisors is an integer number (104121030).

Almost surely, 2^208242059 is an apocalyptic number.

208242059 is a deficient number, since it is larger than the sum of its proper divisors (1).

208242059 is an equidigital number, since it uses as much as digits as its factorization.

208242059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 208242059 is about 14430.5945476962. The cubic root of 208242059 is about 592.7289639514.

The spelling of 208242059 in words is "two hundred eight million, two hundred forty-two thousand, fifty-nine".