679900211 has 2 divisors, whose sum is σ = 679900212. Its totient is φ = 679900210.

The previous prime is 679900201. The next prime is 679900223. The reversal of 679900211 is 112009976.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 679900211 - 2⁶ = 679900147 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (679900201) 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, 339950105 + 339950106.

It is an arithmetic number, because the mean of its divisors is an integer number (339950106).

Almost surely, 2^679900211 is an apocalyptic number.

679900211 is a deficient number, since it is larger than the sum of its proper divisors (1).

679900211 is an equidigital number, since it uses as much as digits as its factorization.

679900211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 679900211 is about 26074.8961838777. The cubic root of 679900211 is about 879.3229171081.

The spelling of 679900211 in words is "six hundred seventy-nine million, nine hundred thousand, two hundred eleven".