683487734009 has 2 divisors, whose sum is σ = 683487734010. Its totient is φ = 683487734008.

The previous prime is 683487733997. The next prime is 683487734047. The reversal of 683487734009 is 900437784386.

683487734009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355305405625 + 328182328384 = 596075^2 + 572872^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-683487734009 is a prime.

It is not a weakly prime, because it can be changed into another prime (683447734009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341743867004 + 341743867005.

It is an arithmetic number, because the mean of its divisors is an integer number (341743867005).

Almost surely, 2^683487734009 is an apocalyptic number.

It is an amenable number.

683487734009 is a deficient number, since it is larger than the sum of its proper divisors (1).

683487734009 is an equidigital number, since it uses as much as digits as its factorization.

683487734009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 59.

The spelling of 683487734009 in words is "six hundred eighty-three billion, four hundred eighty-seven million, seven hundred thirty-four thousand, nine".