117118723 has 4 divisors (see below), whose sum is σ = 117472888. Its totient is φ = 116764560.

The previous prime is 117118681. The next prime is 117118739. The reversal of 117118723 is 327811711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 327811711 = 569 ⋅576119.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117118723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117118123) 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, 176586 + ... + 177247.

It is an arithmetic number, because the mean of its divisors is an integer number (29368222).

Almost surely, 2^117118723 is an apocalyptic number.

117118723 is a deficient number, since it is larger than the sum of its proper divisors (354165).

117118723 is an equidigital number, since it uses as much as digits as its factorization.

117118723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354164.

The product of its digits is 2352, while the sum is 31.

The square root of 117118723 is about 10822.1404075164. The cubic root of 117118723 is about 489.2627020640.

The spelling of 117118723 in words is "one hundred seventeen million, one hundred eighteen thousand, seven hundred twenty-three".