700067689 has 2 divisors, whose sum is σ = 700067690. Its totient is φ = 700067688.

The previous prime is 700067653. The next prime is 700067717. The reversal of 700067689 is 986760007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 689955289 + 10112400 = 26267^2 + 3180^2 .

It is a cyclic number.

It is not a de Polignac number, because 700067689 - 2⁹ = 700067177 is a prime.

It is not a weakly prime, because it can be changed into another prime (700067189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350033844 + 350033845.

It is an arithmetic number, because the mean of its divisors is an integer number (350033845).

Almost surely, 2^700067689 is an apocalyptic number.

It is an amenable number.

700067689 is a deficient number, since it is larger than the sum of its proper divisors (1).

700067689 is an equidigital number, since it uses as much as digits as its factorization.

700067689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 700067689 is about 26458.7922815838. The cubic root of 700067689 is about 887.9326205030.

The spelling of 700067689 in words is "seven hundred million, sixty-seven thousand, six hundred eighty-nine".