675816307 has 2 divisors, whose sum is σ = 675816308. Its totient is φ = 675816306.

The previous prime is 675816299. The next prime is 675816343. The reversal of 675816307 is 703618576.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 675816307 - 2³ = 675816299 is a prime.

It is not a weakly prime, because it can be changed into another prime (675816907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337908153 + 337908154.

It is an arithmetic number, because the mean of its divisors is an integer number (337908154).

Almost surely, 2^675816307 is an apocalyptic number.

675816307 is a deficient number, since it is larger than the sum of its proper divisors (1).

675816307 is an equidigital number, since it uses as much as digits as its factorization.

675816307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 675816307 is about 25996.4672022950. The cubic root of 675816307 is about 877.5587932566.

The spelling of 675816307 in words is "six hundred seventy-five million, eight hundred sixteen thousand, three hundred seven".