113128182 has 24 divisors (see below), whose sum is σ = 249737904. Its totient is φ = 36997584.

The previous prime is 113128177. The next prime is 113128199. The reversal of 113128182 is 281821311.

It is a super-4 number, since 4×113128182⁴ (a number of 33 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58338 + ... + 60245.

It is an arithmetic number, because the mean of its divisors is an integer number (10405746).

Almost surely, 2^113128182 is an apocalyptic number.

113128182 is an abundant number, since it is smaller than the sum of its proper divisors (136609722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113128182 is a wasteful number, since it uses less digits than its factorization.

113128182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118644 (or 118641 counting only the distinct ones).

The product of its digits is 768, while the sum is 27.

The square root of 113128182 is about 10636.1732780169. The cubic root of 113128182 is about 483.6415481095.

Adding to 113128182 its reverse (281821311), we get a palindrome (394949493).

The spelling of 113128182 in words is "one hundred thirteen million, one hundred twenty-eight thousand, one hundred eighty-two".