17315923 has 4 divisors (see below), whose sum is σ = 17412840. Its totient is φ = 17219008.

The previous prime is 17315891. The next prime is 17315927. The reversal of 17315923 is 32951371.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 17315923 - 2⁵ = 17315891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17315927) 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, 48190 + ... + 48547.

It is an arithmetic number, because the mean of its divisors is an integer number (4353210).

Almost surely, 2^17315923 is an apocalyptic number.

17315923 is a deficient number, since it is larger than the sum of its proper divisors (96917).

17315923 is an equidigital number, since it uses as much as digits as its factorization.

17315923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96916.

The product of its digits is 5670, while the sum is 31.

The square root of 17315923 is about 4161.2405602176. The cubic root of 17315923 is about 258.7111910180.

The spelling of 17315923 in words is "seventeen million, three hundred fifteen thousand, nine hundred twenty-three".