117185473 has 4 divisors (see below), whose sum is σ = 117269248. Its totient is φ = 117101700.

The previous prime is 117185441. The next prime is 117185477. The reversal of 117185473 is 374581711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 117185473 - 2⁵ = 117185441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117185477) 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, 39753 + ... + 42598.

It is an arithmetic number, because the mean of its divisors is an integer number (29317312).

Almost surely, 2^117185473 is an apocalyptic number.

It is an amenable number.

117185473 is a deficient number, since it is larger than the sum of its proper divisors (83775).

117185473 is an equidigital number, since it uses as much as digits as its factorization.

117185473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83774.

The product of its digits is 23520, while the sum is 37.

The square root of 117185473 is about 10825.2239237810. The cubic root of 117185473 is about 489.3556336412.

The spelling of 117185473 in words is "one hundred seventeen million, one hundred eighty-five thousand, four hundred seventy-three".