13173323 has 4 divisors (see below), whose sum is σ = 13181760. Its totient is φ = 13164888.

The previous prime is 13173313. The next prime is 13173331. The reversal of 13173323 is 32337131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13173323 - 2¹² = 13169227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13173313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1115 + ... + 5252.

It is an arithmetic number, because the mean of its divisors is an integer number (3295440).

Almost surely, 2^13173323 is an apocalyptic number.

13173323 is a deficient number, since it is larger than the sum of its proper divisors (8437).

13173323 is an equidigital number, since it uses as much as digits as its factorization.

13173323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8436.

The product of its digits is 1134, while the sum is 23.

The square root of 13173323 is about 3629.5072668339. The cubic root of 13173323 is about 236.1738341484.

The spelling of 13173323 in words is "thirteen million, one hundred seventy-three thousand, three hundred twenty-three".