8513040173 has 16 divisors (see below), whose sum is σ = 9836691840. Its totient is φ = 7281331200.

The previous prime is 8513040157. The next prime is 8513040191. The reversal of 8513040173 is 3710403158.

It is not a de Polignac number, because 8513040173 - 2⁴ = 8513040157 is a prime.

It is a super-2 number, since 2×8513040173² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8513040073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 689333 + ... + 701573.

It is an arithmetic number, because the mean of its divisors is an integer number (614793240).

Almost surely, 2^8513040173 is an apocalyptic number.

It is an amenable number.

8513040173 is a deficient number, since it is larger than the sum of its proper divisors (1323651667).

8513040173 is a wasteful number, since it uses less digits than its factorization.

8513040173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15988.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 8513040173 is about 92266.1377375254. The cubic root of 8513040173 is about 2041.8706547511.

The spelling of 8513040173 in words is "eight billion, five hundred thirteen million, forty thousand, one hundred seventy-three".