683667371 has 2 divisors, whose sum is σ = 683667372. Its totient is φ = 683667370.

The previous prime is 683667353. The next prime is 683667407. The reversal of 683667371 is 173766386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 683667371 - 2¹⁸ = 683405227 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (683667331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341833685 + 341833686.

It is an arithmetic number, because the mean of its divisors is an integer number (341833686).

Almost surely, 2^683667371 is an apocalyptic number.

683667371 is a deficient number, since it is larger than the sum of its proper divisors (1).

683667371 is an equidigital number, since it uses as much as digits as its factorization.

683667371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 762048, while the sum is 47.

The square root of 683667371 is about 26147.0336940923. The cubic root of 683667371 is about 880.9439642467.

The spelling of 683667371 in words is "six hundred eighty-three million, six hundred sixty-seven thousand, three hundred seventy-one".