14097921 has 8 divisors (see below), whose sum is σ = 18819840. Its totient is φ = 9387312.

The previous prime is 14097907. The next prime is 14097929. The reversal of 14097921 is 12979041.

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

It is not a de Polignac number, because 14097921 - 2⁹ = 14097409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14097929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720 + ... + 5358.

It is an arithmetic number, because the mean of its divisors is an integer number (2352480).

Almost surely, 2^14097921 is an apocalyptic number.

It is an amenable number.

14097921 is a deficient number, since it is larger than the sum of its proper divisors (4721919).

14097921 is a wasteful number, since it uses less digits than its factorization.

14097921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 14097921 is about 3754.7198297609. The cubic root of 14097921 is about 241.5748346027.

The spelling of 14097921 in words is "fourteen million, ninety-seven thousand, nine hundred twenty-one".