673170903 has 6 divisors (see below), whose sum is σ = 972357984. Its totient is φ = 448780596.

The previous prime is 673170863. The next prime is 673170917. The reversal of 673170903 is 309071376.

It is not a de Polignac number, because 673170903 - 2¹⁰ = 673169879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673170973) 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 in 5 ways as a sum of consecutive naturals, for example, 37398375 + ... + 37398392.

It is an arithmetic number, because the mean of its divisors is an integer number (162059664).

Almost surely, 2^673170903 is an apocalyptic number.

673170903 is a deficient number, since it is larger than the sum of its proper divisors (299187081).

673170903 is a wasteful number, since it uses less digits than its factorization.

673170903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74796773 (or 74796770 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 673170903 is about 25945.5372463166. The cubic root of 673170903 is about 876.4122621656.

The spelling of 673170903 in words is "six hundred seventy-three million, one hundred seventy thousand, nine hundred three".