14443421133 has 4 divisors (see below), whose sum is σ = 19257894848. Its totient is φ = 9628947420.

The previous prime is 14443421131. The next prime is 14443421143. The reversal of 14443421133 is 33112434441.

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, and also an emirpimes, since its reverse is a distinct semiprime: 33112434441 = 3 ⋅11037478147.

It is not a de Polignac number, because 14443421133 - 2¹ = 14443421131 is a prime.

It is a super-2 number, since 2×14443421133² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14443421133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14443421131) 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, 2407236853 + ... + 2407236858.

It is an arithmetic number, because the mean of its divisors is an integer number (4814473712).

Almost surely, 2^14443421133 is an apocalyptic number.

It is an amenable number.

14443421133 is a deficient number, since it is larger than the sum of its proper divisors (4814473715).

14443421133 is an equidigital number, since it uses as much as digits as its factorization.

14443421133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814473714.

The product of its digits is 13824, while the sum is 30.

Adding to 14443421133 its reverse (33112434441), we get a palindrome (47555855574).

The spelling of 14443421133 in words is "fourteen billion, four hundred forty-three million, four hundred twenty-one thousand, one hundred thirty-three".