There is a nine-digit number, the highest digit and the million digit are both 1, the ten million digit and ten thousand digit are both 6, the hundreds digit is 3 larger than the billion digit digit, and the ones digit and ten digit digit are 6 The numbers are all 5 greater than the smallest natural number, and the numbers in the other two digits are all 8. What is the nine-digit number?
有一个九位数，最高位和百万位上的数字都是1，千万位和万位都是6，百位上的数字比亿位上的数字大3，个位和十位上的数字都是比最小的自然数大5，其余两个数位上的数字都是8．这个九位数是多少？
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