680814703 has 2 divisors, whose sum is σ = 680814704. Its totient is φ = 680814702.

The previous prime is 680814679. The next prime is 680814709. The reversal of 680814703 is 307418086.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 680814703 - 2²¹ = 678717551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680814709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340407351 + 340407352.

It is an arithmetic number, because the mean of its divisors is an integer number (340407352).

Almost surely, 2^680814703 is an apocalyptic number.

680814703 is a deficient number, since it is larger than the sum of its proper divisors (1).

680814703 is an equidigital number, since it uses as much as digits as its factorization.

680814703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 680814703 is about 26092.4261616278. The cubic root of 680814703 is about 879.7169815600.

The spelling of 680814703 in words is "six hundred eighty million, eight hundred fourteen thousand, seven hundred three".