14304452021 has 4 divisors (see below), whose sum is σ = 14608802112. Its totient is φ = 14000101932.

The previous prime is 14304452009. The next prime is 14304452051. The reversal of 14304452021 is 12025440341.

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.

It is a cyclic number.

It is not a de Polignac number, because 14304452021 - 2¹⁰ = 14304450997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14304452051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152174975 + ... + 152175068.

It is an arithmetic number, because the mean of its divisors is an integer number (3652200528).

Almost surely, 2^14304452021 is an apocalyptic number.

It is an amenable number.

14304452021 is a deficient number, since it is larger than the sum of its proper divisors (304350091).

14304452021 is an equidigital number, since it uses as much as digits as its factorization.

14304452021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304350090.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 14304452021 its reverse (12025440341), we get a palindrome (26329892362).

The spelling of 14304452021 in words is "fourteen billion, three hundred four million, four hundred fifty-two thousand, twenty-one".