14021323453 has 8 divisors (see below), whose sum is σ = 14203479680. Its totient is φ = 13839284160.

The previous prime is 14021323441. The next prime is 14021323483. The reversal of 14021323453 is 35432312041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14021323453 - 2²¹ = 14019226301 is a prime.

It is a super-2 number, since 2×14021323453² (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 (14021323403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226558 + ... + 281728.

It is an arithmetic number, because the mean of its divisors is an integer number (1775434960).

Almost surely, 2^14021323453 is an apocalyptic number.

It is an amenable number.

14021323453 is a deficient number, since it is larger than the sum of its proper divisors (182156227).

14021323453 is an equidigital number, since it uses as much as digits as its factorization.

14021323453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58467.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 14021323453 its reverse (35432312041), we get a palindrome (49453635494).

The spelling of 14021323453 in words is "fourteen billion, twenty-one million, three hundred twenty-three thousand, four hundred fifty-three".