14133052421 has 4 divisors (see below), whose sum is σ = 14433755712. Its totient is φ = 13832349132.

The previous prime is 14133052369. The next prime is 14133052429. The reversal of 14133052421 is 12425033141.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12425033141 = 797 ⋅15589753.

It is a cyclic number.

It is not a de Polignac number, because 14133052421 - 2¹⁸ = 14132790277 is a prime.

It is a super-2 number, since 2×14133052421² (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 (14133052429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150351575 + ... + 150351668.

It is an arithmetic number, because the mean of its divisors is an integer number (3608438928).

Almost surely, 2^14133052421 is an apocalyptic number.

It is an amenable number.

14133052421 is a deficient number, since it is larger than the sum of its proper divisors (300703291).

14133052421 is an equidigital number, since it uses as much as digits as its factorization.

14133052421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300703290.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 14133052421 its reverse (12425033141), we get a palindrome (26558085562).

The spelling of 14133052421 in words is "fourteen billion, one hundred thirty-three million, fifty-two thousand, four hundred twenty-one".