673936871 has 2 divisors, whose sum is σ = 673936872. Its totient is φ = 673936870.

The previous prime is 673936867. The next prime is 673936919. The reversal of 673936871 is 178639376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673936871 - 2² = 673936867 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673936841) 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, 336968435 + 336968436.

It is an arithmetic number, because the mean of its divisors is an integer number (336968436).

Almost surely, 2^673936871 is an apocalyptic number.

673936871 is a deficient number, since it is larger than the sum of its proper divisors (1).

673936871 is an equidigital number, since it uses as much as digits as its factorization.

673936871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1143072, while the sum is 50.

The square root of 673936871 is about 25960.2941239116. The cubic root of 673936871 is about 876.7445449440.

The spelling of 673936871 in words is "six hundred seventy-three million, nine hundred thirty-six thousand, eight hundred seventy-one".