208059013 has 2 divisors, whose sum is σ = 208059014. Its totient is φ = 208059012.

The previous prime is 208059001. The next prime is 208059017. The reversal of 208059013 is 310950802.

208059013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122810724 + 85248289 = 11082^2 + 9233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-208059013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (208059017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104029506 + 104029507.

It is an arithmetic number, because the mean of its divisors is an integer number (104029507).

Almost surely, 2^208059013 is an apocalyptic number.

It is an amenable number.

208059013 is a deficient number, since it is larger than the sum of its proper divisors (1).

208059013 is an equidigital number, since it uses as much as digits as its factorization.

208059013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 208059013 is about 14424.2508644297. The cubic root of 208059013 is about 592.5552422871. Note that the first 3 decimals are identical.

The spelling of 208059013 in words is "two hundred eight million, fifty-nine thousand, thirteen".