//No.72 そろばん Med
//v2
import std.stdio;
import std.bigint;
void main() {
	char[] c;
	readln(c);
	BigInt n = c[0..$-1];
	auto tmp = n/2;
	writeln(((tmp+1)*(tmp+(n&1?1:0))+tmp)%1000007);
}