113333421 has 8 divisors (see below), whose sum is σ = 156322080. Its totient is φ = 72950192.

The previous prime is 113333417. The next prime is 113333483. The reversal of 113333421 is 124333311.

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

It is a cyclic number.

It is not a de Polignac number, because 113333421 - 2² = 113333417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113333021) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 651255 + ... + 651428.

It is an arithmetic number, because the mean of its divisors is an integer number (19540260).

Almost surely, 2^113333421 is an apocalyptic number.

It is an amenable number.

113333421 is a deficient number, since it is larger than the sum of its proper divisors (42988659).

113333421 is a wasteful number, since it uses less digits than its factorization.

113333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302715.

The product of its digits is 648, while the sum is 21.

The square root of 113333421 is about 10645.8170658715. The cubic root of 113333421 is about 483.9338482205.

Adding to 113333421 its reverse (124333311), we get a palindrome (237666732).

The spelling of 113333421 in words is "one hundred thirteen million, three hundred thirty-three thousand, four hundred twenty-one".