14454704021 has 4 divisors (see below), whose sum is σ = 14691666444. Its totient is φ = 14217741600.

The previous prime is 14454704003. The next prime is 14454704027. The reversal of 14454704021 is 12040745441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7527471121 + 6927232900 = 86761^2 + 83230^2 .

It is a cyclic number.

It is not a de Polignac number, because 14454704021 - 2³⁰ = 13380962197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14454704027) 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, 118481120 + ... + 118481241.

It is an arithmetic number, because the mean of its divisors is an integer number (3672916611).

Almost surely, 2^14454704021 is an apocalyptic number.

It is an amenable number.

14454704021 is a deficient number, since it is larger than the sum of its proper divisors (236962423).

14454704021 is an equidigital number, since it uses as much as digits as its factorization.

14454704021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236962422.

The product of its (nonzero) digits is 17920, while the sum is 32.

The spelling of 14454704021 in words is "fourteen billion, four hundred fifty-four million, seven hundred four thousand, twenty-one".