113721338 has 8 divisors (see below), whose sum is σ = 177998688. Its totient is φ = 54388444.

The previous prime is 113721319. The next prime is 113721343. The reversal of 113721338 is 833127311.

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

It is a self number, because there is not a number n which added to its sum of digits gives 113721338.

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 in 3 ways as a sum of consecutive naturals, for example, 1236056 + ... + 1236147.

It is an arithmetic number, because the mean of its divisors is an integer number (22249836).

Almost surely, 2^113721338 is an apocalyptic number.

113721338 is a deficient number, since it is larger than the sum of its proper divisors (64277350).

113721338 is a wasteful number, since it uses less digits than its factorization.

113721338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472228.

The product of its digits is 3024, while the sum is 29.

The square root of 113721338 is about 10664.0207239108. The cubic root of 113721338 is about 484.4853548241.

Adding to 113721338 its reverse (833127311), we get a palindrome (946848649).

The spelling of 113721338 in words is "one hundred thirteen million, seven hundred twenty-one thousand, three hundred thirty-eight".