117281873 has 8 divisors (see below), whose sum is σ = 121421568. Its totient is φ = 113210784.

The previous prime is 117281869. The next prime is 117281881. The reversal of 117281873 is 378182711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117281873 - 2² = 117281869 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117281863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13661 + ... + 20522.

It is an arithmetic number, because the mean of its divisors is an integer number (15177696).

Almost surely, 2^117281873 is an apocalyptic number.

It is an amenable number.

117281873 is a deficient number, since it is larger than the sum of its proper divisors (4139695).

117281873 is an equidigital number, since it uses as much as digits as its factorization.

117281873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34303.

The product of its digits is 18816, while the sum is 38.

The square root of 117281873 is about 10829.6755722413. The cubic root of 117281873 is about 489.4897826737.

The spelling of 117281873 in words is "one hundred seventeen million, two hundred eighty-one thousand, eight hundred seventy-three".