208287084241 has 2 divisors, whose sum is σ = 208287084242. Its totient is φ = 208287084240.

The previous prime is 208287084233. The next prime is 208287084251. The reversal of 208287084241 is 142480782802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127363334400 + 80923749841 = 356880^2 + 284471^2 .

It is a cyclic number.

It is not a de Polignac number, because 208287084241 - 2³ = 208287084233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 208287084191 and 208287084200.

It is not a weakly prime, because it can be changed into another prime (208287084251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104143542120 + 104143542121.

It is an arithmetic number, because the mean of its divisors is an integer number (104143542121).

Almost surely, 2^208287084241 is an apocalyptic number.

It is an amenable number.

208287084241 is a deficient number, since it is larger than the sum of its proper divisors (1).

208287084241 is an equidigital number, since it uses as much as digits as its factorization.

208287084241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 458752, while the sum is 46.

The spelling of 208287084241 in words is "two hundred eight billion, two hundred eighty-seven million, eighty-four thousand, two hundred forty-one".