13173273 has 24 divisors (see below), whose sum is σ = 20599488. Its totient is φ = 8396784.

The previous prime is 13173271. The next prime is 13173299. The reversal of 13173273 is 37237131.

It is not a de Polignac number, because 13173273 - 2¹ = 13173271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13173271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4411 + ... + 6767.

It is an arithmetic number, because the mean of its divisors is an integer number (858312).

Almost surely, 2^13173273 is an apocalyptic number.

It is an amenable number.

13173273 is a deficient number, since it is larger than the sum of its proper divisors (7426215).

13173273 is an equidigital number, since it uses as much as digits as its factorization.

13173273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395 (or 2383 counting only the distinct ones).

The product of its digits is 2646, while the sum is 27.

The square root of 13173273 is about 3629.5003788400. The cubic root of 13173273 is about 236.1735353448.

The spelling of 13173273 in words is "thirteen million, one hundred seventy-three thousand, two hundred seventy-three".