The smallest 7 digit number is -9,999,999. The smallest positive number is 1,000,000.
The smallest odd 7-digit number is 1,000,001 .If you also want the ones digit to be the sum of the thousands and ten-thousands digits,then the smallest odd 7-digit number that satisfies that additional requirement is 1,001,001,but it's no longer the smallest odd 7-digit number.
1000001 is the smallest 7 digit odd number...
There are none but the smallest 3 digit number is 161
It is: 1,000,003