673017361 has 2 divisors, whose sum is σ = 673017362. Its totient is φ = 673017360.

The previous prime is 673017349. The next prime is 673017379. The reversal of 673017361 is 163710376.

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., 443313025 + 229704336 = 21055^2 + 15156^2 .

It is a cyclic number.

It is not a de Polignac number, because 673017361 - 2⁹ = 673016849 is a prime.

It is not a weakly prime, because it can be changed into another prime (673017461) 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, 336508680 + 336508681.

It is an arithmetic number, because the mean of its divisors is an integer number (336508681).

Almost surely, 2^673017361 is an apocalyptic number.

It is an amenable number.

673017361 is a deficient number, since it is larger than the sum of its proper divisors (1).

673017361 is an equidigital number, since it uses as much as digits as its factorization.

673017361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 673017361 is about 25942.5781486729. The cubic root of 673017361 is about 876.3456241478.

The spelling of 673017361 in words is "six hundred seventy-three million, seventeen thousand, three hundred sixty-one".