117021182 has 4 divisors (see below), whose sum is σ = 175531776. Its totient is φ = 58510590.

The previous prime is 117021169. The next prime is 117021193. The reversal of 117021182 is 281120711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 281120711 = 6577 ⋅42743.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29255294 + ... + 29255297.

It is an arithmetic number, because the mean of its divisors is an integer number (43882944).

Almost surely, 2^117021182 is an apocalyptic number.

117021182 is a deficient number, since it is larger than the sum of its proper divisors (58510594).

117021182 is an equidigital number, since it uses as much as digits as its factorization.

117021182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58510593.

The product of its (nonzero) digits is 224, while the sum is 23.

The square root of 117021182 is about 10817.6329203759. The cubic root of 117021182 is about 489.1268387090.

Adding to 117021182 its reverse (281120711), we get a palindrome (398141893).

The spelling of 117021182 in words is "one hundred seventeen million, twenty-one thousand, one hundred eighty-two".