676851169 has 2 divisors, whose sum is σ = 676851170. Its totient is φ = 676851168.

The previous prime is 676851137. The next prime is 676851229. The reversal of 676851169 is 961158676.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 530150625 + 146700544 = 23025^2 + 12112^2 .

It is a cyclic number.

It is not a de Polignac number, because 676851169 - 2⁵ = 676851137 is a prime.

It is a super-2 number, since 2×676851169² = 916255009953333122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (676851569) 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, 338425584 + 338425585.

It is an arithmetic number, because the mean of its divisors is an integer number (338425585).

Almost surely, 2^676851169 is an apocalyptic number.

It is an amenable number.

676851169 is a deficient number, since it is larger than the sum of its proper divisors (1).

676851169 is an equidigital number, since it uses as much as digits as its factorization.

676851169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 49.

The square root of 676851169 is about 26016.3634853144. The cubic root of 676851169 is about 878.0064933630.

The spelling of 676851169 in words is "six hundred seventy-six million, eight hundred fifty-one thousand, one hundred sixty-nine".