673319071 has 4 divisors (see below), whose sum is σ = 696537000. Its totient is φ = 650101144.

The previous prime is 673319063. The next prime is 673319111. The reversal of 673319071 is 170913376.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 673319071 - 2³ = 673319063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673319071.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673319041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11608921 + ... + 11608978.

It is an arithmetic number, because the mean of its divisors is an integer number (174134250).

Almost surely, 2^673319071 is an apocalyptic number.

673319071 is a deficient number, since it is larger than the sum of its proper divisors (23217929).

673319071 is a wasteful number, since it uses less digits than its factorization.

673319071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23217928.

The product of its (nonzero) digits is 23814, while the sum is 37.

The square root of 673319071 is about 25948.3924550250. The cubic root of 673319071 is about 876.4765582333.

The spelling of 673319071 in words is "six hundred seventy-three million, three hundred nineteen thousand, seventy-one".