14130302421 has 4 divisors (see below), whose sum is σ = 18840403232. Its totient is φ = 9420201612.

The previous prime is 14130302419. The next prime is 14130302447. The reversal of 14130302421 is 12420303141.

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 not a de Polignac number, because 14130302421 - 2¹ = 14130302419 is a prime.

It is a super-2 number, since 2×14130302421² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14130302491) 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, 2355050401 + ... + 2355050406.

It is an arithmetic number, because the mean of its divisors is an integer number (4710100808).

Almost surely, 2^14130302421 is an apocalyptic number.

It is an amenable number.

14130302421 is a deficient number, since it is larger than the sum of its proper divisors (4710100811).

14130302421 is an equidigital number, since it uses as much as digits as its factorization.

14130302421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710100810.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 14130302421 its reverse (12420303141), we get a palindrome (26550605562).

The spelling of 14130302421 in words is "fourteen billion, one hundred thirty million, three hundred two thousand, four hundred twenty-one".