1680802283 has 2 divisors, whose sum is σ = 1680802284. Its totient is φ = 1680802282.

The previous prime is 1680802273. The next prime is 1680802289. The reversal of 1680802283 is 3822080861.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1680802283 is a prime.

It is not a weakly prime, because it can be changed into another prime (1680802289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 840401141 + 840401142.

It is an arithmetic number, because the mean of its divisors is an integer number (840401142).

Almost surely, 2^1680802283 is an apocalyptic number.

1680802283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1680802283 is an equidigital number, since it uses as much as digits as its factorization.

1680802283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 1680802283 is about 40997.5887461690. The cubic root of 1680802283 is about 1188.9735948637.

The spelling of 1680802283 in words is "one billion, six hundred eighty million, eight hundred two thousand, two hundred eighty-three".