680707 has 2 divisors, whose sum is σ = 680708. Its totient is φ = 680706.

The previous prime is 680681. The next prime is 680749. The reversal of 680707 is 707086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 680707 - 2¹¹ = 678659 is a prime.

It is a Chen prime.

It is a zygodrome in base 7.

It is not a weakly prime, because it can be changed into another prime (680767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340353 + 340354.

It is an arithmetic number, because the mean of its divisors is an integer number (340354).

2⁶⁸⁰⁷⁰⁷ is an apocalyptic number.

680707 is a deficient number, since it is larger than the sum of its proper divisors (1).

680707 is an equidigital number, since it uses as much as digits as its factorization.

680707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 680707 is about 825.0496954729. The cubic root of 680707 is about 87.9670589517.

The spelling of 680707 in words is "six hundred eighty thousand, seven hundred seven".