683747369 has 2 divisors, whose sum is σ = 683747370. Its totient is φ = 683747368.

The previous prime is 683747287. The next prime is 683747417. The reversal of 683747369 is 963747386.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 672105625 + 11641744 = 25925^2 + 3412^2 .

It is a cyclic number.

It is not a de Polignac number, because 683747369 - 2²⁴ = 666970153 is a prime.

It is a super-2 number, since 2×683747369² = 935020929228844322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 683747369.

It is not a weakly prime, because it can be changed into another prime (683747569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341873684 + 341873685.

It is an arithmetic number, because the mean of its divisors is an integer number (341873685).

Almost surely, 2^683747369 is an apocalyptic number.

It is an amenable number.

683747369 is a deficient number, since it is larger than the sum of its proper divisors (1).

683747369 is an equidigital number, since it uses as much as digits as its factorization.

683747369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 53.

The square root of 683747369 is about 26148.5634213431. The cubic root of 683747369 is about 880.9783235515.

The spelling of 683747369 in words is "six hundred eighty-three million, seven hundred forty-seven thousand, three hundred sixty-nine".