1685065363 has 2 divisors, whose sum is σ = 1685065364. Its totient is φ = 1685065362.

The previous prime is 1685065301. The next prime is 1685065373. The reversal of 1685065363 is 3635605861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1685065363 - 2⁹ = 1685064851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1685065373) 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, 842532681 + 842532682.

It is an arithmetic number, because the mean of its divisors is an integer number (842532682).

Almost surely, 2^1685065363 is an apocalyptic number.

1685065363 is a deficient number, since it is larger than the sum of its proper divisors (1).

1685065363 is an equidigital number, since it uses as much as digits as its factorization.

1685065363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 1685065363 is about 41049.5476588963. The cubic root of 1685065363 is about 1189.9779585400.

The spelling of 1685065363 in words is "one billion, six hundred eighty-five million, sixty-five thousand, three hundred sixty-three".