14453021 has 4 divisors (see below), whose sum is σ = 15766944. Its totient is φ = 13139100.

The previous prime is 14453003. The next prime is 14453027. The reversal of 14453021 is 12035441.

14453021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 12035441 = 11 ⋅1094131.

It is a cyclic number.

It is not a de Polignac number, because 14453021 - 2⁶ = 14452957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14452984 and 14453002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14453027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656945 + ... + 656966.

It is an arithmetic number, because the mean of its divisors is an integer number (3941736).

Almost surely, 2^14453021 is an apocalyptic number.

14453021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14453021 is a deficient number, since it is larger than the sum of its proper divisors (1313923).

14453021 is a wasteful number, since it uses less digits than its factorization.

14453021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313922.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 14453021 is about 3801.7129034160. The cubic root of 14453021 is about 243.5863107880.

Adding to 14453021 its reverse (12035441), we get a palindrome (26488462).

The spelling of 14453021 in words is "fourteen million, four hundred fifty-three thousand, twenty-one".