673391453 has 16 divisors (see below), whose sum is σ = 792309120. Its totient is φ = 560229696.

The previous prime is 673391441. The next prime is 673391489. The reversal of 673391453 is 354193376.

It is a cyclic number.

It is not a de Polignac number, because 673391453 - 2¹⁰ = 673390429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 673391453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673391423) 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 in 15 ways as a sum of consecutive naturals, for example, 111803 + ... + 117671.

It is an arithmetic number, because the mean of its divisors is an integer number (49519320).

Almost surely, 2^673391453 is an apocalyptic number.

It is an amenable number.

673391453 is a deficient number, since it is larger than the sum of its proper divisors (118917667).

673391453 is a wasteful number, since it uses less digits than its factorization.

673391453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6356.

The product of its digits is 204120, while the sum is 41.

The square root of 673391453 is about 25949.7871474893. The cubic root of 673391453 is about 876.5079642714.

The spelling of 673391453 in words is "six hundred seventy-three million, three hundred ninety-one thousand, four hundred fifty-three".