14331921 has 8 divisors (see below), whose sum is σ = 19940160. Its totient is φ = 9139152.

The previous prime is 14331917. The next prime is 14331929. The reversal of 14331921 is 12913341.

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

It is not a de Polignac number, because 14331921 - 2² = 14331917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14331891 and 14331900.

It is not an unprimeable number, because it can be changed into a prime (14331929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103786 + ... + 103923.

It is an arithmetic number, because the mean of its divisors is an integer number (2492520).

Almost surely, 2^14331921 is an apocalyptic number.

It is an amenable number.

14331921 is a deficient number, since it is larger than the sum of its proper divisors (5608239).

14331921 is a wasteful number, since it uses less digits than its factorization.

14331921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207735.

The product of its digits is 648, while the sum is 24.

The square root of 14331921 is about 3785.7523690807. The cubic root of 14331921 is about 242.9040756717.

The spelling of 14331921 in words is "fourteen million, three hundred thirty-one thousand, nine hundred twenty-one".