14433243121 has 12 divisors (see below), whose sum is σ = 15868815732. Its totient is φ = 13117676000.

The previous prime is 14433243089. The next prime is 14433243191. The reversal of 14433243121 is 12134233441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6590192400 + 7843050721 = 81180^2 + 88561^2 .

It is not a de Polignac number, because 14433243121 - 2⁵ = 14433243089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14433243121.

It is not an unprimeable number, because it can be changed into a prime (14433243191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 521451 + ... + 548431.

It is an arithmetic number, because the mean of its divisors is an integer number (1322401311).

Almost surely, 2^14433243121 is an apocalyptic number.

14433243121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14433243121 is a deficient number, since it is larger than the sum of its proper divisors (1435572611).

14433243121 is a wasteful number, since it uses less digits than its factorization.

14433243121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31424 (or 31413 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 14433243121 its reverse (12134233441), we get a palindrome (26567476562).

The spelling of 14433243121 in words is "fourteen billion, four hundred thirty-three million, two hundred forty-three thousand, one hundred twenty-one".