676412461 has 2 divisors, whose sum is σ = 676412462. Its totient is φ = 676412460.

The previous prime is 676412459. The next prime is 676412479. The reversal of 676412461 is 164214676.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 406828900 + 269583561 = 20170^2 + 16419^2 .

It is a cyclic number.

It is not a de Polignac number, because 676412461 - 2¹ = 676412459 is a prime.

Together with 676412459, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 676412461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676412431) 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, 338206230 + 338206231.

It is an arithmetic number, because the mean of its divisors is an integer number (338206231).

Almost surely, 2^676412461 is an apocalyptic number.

It is an amenable number.

676412461 is a deficient number, since it is larger than the sum of its proper divisors (1).

676412461 is an equidigital number, since it uses as much as digits as its factorization.

676412461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 676412461 is about 26007.9307327592. The cubic root of 676412461 is about 877.8167560709.

The spelling of 676412461 in words is "six hundred seventy-six million, four hundred twelve thousand, four hundred sixty-one".