683939133 has 20 divisors (see below), whose sum is σ = 1022676028. Its totient is φ = 455518080.

The previous prime is 683939119. The next prime is 683939183. The reversal of 683939133 is 331939386.

It can be written as a sum of positive squares in 2 ways, for example, as 247212729 + 436726404 = 15723^2 + 20898^2 .

It is not a de Polignac number, because 683939133 - 2⁹ = 683938621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683939183) 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 19 ways as a sum of consecutive naturals, for example, 94773 + ... + 101733.

Almost surely, 2^683939133 is an apocalyptic number.

It is an amenable number.

683939133 is a deficient number, since it is larger than the sum of its proper divisors (338736895).

683939133 is a wasteful number, since it uses less digits than its factorization.

683939133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8186 (or 8177 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 683939133 is about 26152.2299813993. The cubic root of 683939133 is about 881.0606756714.

The spelling of 683939133 in words is "six hundred eighty-three million, nine hundred thirty-nine thousand, one hundred thirty-three".