113121182 has 8 divisors (see below), whose sum is σ = 170358552. Its totient is φ = 56335000.

The previous prime is 113121167. The next prime is 113121187. The reversal of 113121182 is 281121311.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113121187) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 112169 + ... + 113172.

It is an arithmetic number, because the mean of its divisors is an integer number (21294819).

Almost surely, 2^113121182 is an apocalyptic number.

113121182 is a deficient number, since it is larger than the sum of its proper divisors (57237370).

113121182 is a wasteful number, since it uses less digits than its factorization.

113121182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225594.

The product of its digits is 96, while the sum is 20.

The square root of 113121182 is about 10635.8442072080. The cubic root of 113121182 is about 483.6315725207.

Adding to 113121182 its reverse (281121311), we get a palindrome (394242493).

The spelling of 113121182 in words is "one hundred thirteen million, one hundred twenty-one thousand, one hundred eighty-two".