14430241021 has 4 divisors (see below), whose sum is σ = 16491704032. Its totient is φ = 12368778012.

The previous prime is 14430240989. The next prime is 14430241027. The reversal of 14430241021 is 12014203441.

It is a happy number.

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 14430241021 - 2⁵ = 14430240989 is a prime.

It is a super-2 number, since 2×14430241021² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14430240983 and 14430241001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14430241027) 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, 1030731495 + ... + 1030731508.

It is an arithmetic number, because the mean of its divisors is an integer number (4122926008).

Almost surely, 2^14430241021 is an apocalyptic number.

It is an amenable number.

14430241021 is a deficient number, since it is larger than the sum of its proper divisors (2061463011).

14430241021 is an equidigital number, since it uses as much as digits as its factorization.

14430241021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061463010.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 14430241021 its reverse (12014203441), we get a palindrome (26444444462).

The spelling of 14430241021 in words is "fourteen billion, four hundred thirty million, two hundred forty-one thousand, twenty-one".