14134130342421 has 4 divisors (see below), whose sum is σ = 18845507123232. Its totient is φ = 9422753561612.

The previous prime is 14134130342413. The next prime is 14134130342429. The reversal of 14134130342421 is 12424303143141.

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.

It is an interprime number because it is at equal distance from previous prime (14134130342413) and next prime (14134130342429).

It is a cyclic number.

It is not a de Polignac number, because 14134130342421 - 2³ = 14134130342413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14134130342429) 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, 2355688390401 + ... + 2355688390406.

It is an arithmetic number, because the mean of its divisors is an integer number (4711376780808).

Almost surely, 2^{14134130342421} is an apocalyptic number.

It is an amenable number.

14134130342421 is a deficient number, since it is larger than the sum of its proper divisors (4711376780811).

14134130342421 is an equidigital number, since it uses as much as digits as its factorization.

14134130342421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711376780810.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 14134130342421 its reverse (12424303143141), we get a palindrome (26558433485562).

The spelling of 14134130342421 in words is "fourteen trillion, one hundred thirty-four billion, one hundred thirty million, three hundred forty-two thousand, four hundred twenty-one".