680874323 has 2 divisors, whose sum is σ = 680874324. Its totient is φ = 680874322.

The previous prime is 680874307. The next prime is 680874343. The reversal of 680874323 is 323478086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 680874323 - 2⁴ = 680874307 is a prime.

It is not a weakly prime, because it can be changed into another prime (680874343) 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, 340437161 + 340437162.

It is an arithmetic number, because the mean of its divisors is an integer number (340437162).

Almost surely, 2^680874323 is an apocalyptic number.

680874323 is a deficient number, since it is larger than the sum of its proper divisors (1).

680874323 is an equidigital number, since it uses as much as digits as its factorization.

680874323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 680874323 is about 26093.5686137408. The cubic root of 680874323 is about 879.7426602042.

The spelling of 680874323 in words is "six hundred eighty million, eight hundred seventy-four thousand, three hundred twenty-three".