14373921 has 4 divisors (see below), whose sum is σ = 19165232. Its totient is φ = 9582612.

The previous prime is 14373917. The next prime is 14373923. The reversal of 14373921 is 12937341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12937341 = 3 ⋅4312447.

It is not a de Polignac number, because 14373921 - 2² = 14373917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (14373923) 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 3 ways as a sum of consecutive naturals, for example, 2395651 + ... + 2395656.

It is an arithmetic number, because the mean of its divisors is an integer number (4791308).

Almost surely, 2^14373921 is an apocalyptic number.

It is an amenable number.

14373921 is a deficient number, since it is larger than the sum of its proper divisors (4791311).

14373921 is an equidigital number, since it uses as much as digits as its factorization.

14373921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791310.

The product of its digits is 4536, while the sum is 30.

The square root of 14373921 is about 3791.2954250493. The cubic root of 14373921 is about 243.1411227889.

The spelling of 14373921 in words is "fourteen million, three hundred seventy-three thousand, nine hundred twenty-one".