683667353 has 2 divisors, whose sum is σ = 683667354. Its totient is φ = 683667352.

The previous prime is 683667337. The next prime is 683667371. The reversal of 683667353 is 353766386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514745344 + 168922009 = 22688^2 + 12997^2 .

It is a cyclic number.

It is not a de Polignac number, because 683667353 - 2⁴ = 683667337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 683667298 and 683667307.

It is not a weakly prime, because it can be changed into another prime (683067353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341833676 + 341833677.

It is an arithmetic number, because the mean of its divisors is an integer number (341833677).

Almost surely, 2^683667353 is an apocalyptic number.

It is an amenable number.

683667353 is a deficient number, since it is larger than the sum of its proper divisors (1).

683667353 is an equidigital number, since it uses as much as digits as its factorization.

683667353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 47.

The square root of 683667353 is about 26147.0333498850. The cubic root of 683667353 is about 880.9439565154.

The spelling of 683667353 in words is "six hundred eighty-three million, six hundred sixty-seven thousand, three hundred fifty-three".