673441503 has 16 divisors (see below), whose sum is σ = 1034280960. Its totient is φ = 381792096.

The previous prime is 673441493. The next prime is 673441507. The reversal of 673441503 is 305144376.

It is not a de Polignac number, because 673441503 - 2⁹ = 673440991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673441507) 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 15 ways as a sum of consecutive naturals, for example, 123588 + ... + 128921.

It is an arithmetic number, because the mean of its divisors is an integer number (64642560).

Almost surely, 2^673441503 is an apocalyptic number.

673441503 is a deficient number, since it is larger than the sum of its proper divisors (360839457).

673441503 is a wasteful number, since it uses less digits than its factorization.

673441503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252646.

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 673441503 is about 25950.7514920089. The cubic root of 673441503 is about 876.5296792964.

Adding to 673441503 its reverse (305144376), we get a palindrome (978585879).

The spelling of 673441503 in words is "six hundred seventy-three million, four hundred forty-one thousand, five hundred three".