682003691 has 2 divisors, whose sum is σ = 682003692. Its totient is φ = 682003690.

The previous prime is 682003687. The next prime is 682003709. The reversal of 682003691 is 196300286.

682003691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 682003691 - 2² = 682003687 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (682003631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341001845 + 341001846.

It is an arithmetic number, because the mean of its divisors is an integer number (341001846).

Almost surely, 2^682003691 is an apocalyptic number.

682003691 is a deficient number, since it is larger than the sum of its proper divisors (1).

682003691 is an equidigital number, since it uses as much as digits as its factorization.

682003691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 682003691 is about 26115.2003821529. The cubic root of 682003691 is about 880.2288019900.

The spelling of 682003691 in words is "six hundred eighty-two million, three thousand, six hundred ninety-one".