675680651 has 2 divisors, whose sum is σ = 675680652. Its totient is φ = 675680650.

The previous prime is 675680639. The next prime is 675680653. The reversal of 675680651 is 156086576.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 675680651 - 2⁶ = 675680587 is a prime.

Together with 675680653, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (675680653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337840325 + 337840326.

It is an arithmetic number, because the mean of its divisors is an integer number (337840326).

Almost surely, 2^675680651 is an apocalyptic number.

675680651 is a deficient number, since it is larger than the sum of its proper divisors (1).

675680651 is an equidigital number, since it uses as much as digits as its factorization.

675680651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 675680651 is about 25993.8579475999. The cubic root of 675680651 is about 877.5000721314.

The spelling of 675680651 in words is "six hundred seventy-five million, six hundred eighty thousand, six hundred fifty-one".