117805882 has 4 divisors (see below), whose sum is σ = 176708826. Its totient is φ = 58902940.

The previous prime is 117805873. The next prime is 117805913. The reversal of 117805882 is 288508711.

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

It can be written as a sum of positive squares in only one way, i.e., 67551961 + 50253921 = 8219^2 + 7089^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29451469 + ... + 29451472.

Almost surely, 2^117805882 is an apocalyptic number.

117805882 is a deficient number, since it is larger than the sum of its proper divisors (58902944).

117805882 is an equidigital number, since it uses as much as digits as its factorization.

117805882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58902943.

The product of its (nonzero) digits is 35840, while the sum is 40.

The square root of 117805882 is about 10853.8418083184. The cubic root of 117805882 is about 490.2177041772.

The spelling of 117805882 in words is "one hundred seventeen million, eight hundred five thousand, eight hundred eighty-two".