14013442121 has 8 divisors (see below), whose sum is σ = 16356115200. Its totient is φ = 11755957248.

The previous prime is 14013442117. The next prime is 14013442187. The reversal of 14013442121 is 12124431041.

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

It is not a de Polignac number, because 14013442121 - 2² = 14013442117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14013441121) 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, 21296696 + ... + 21297353.

It is an arithmetic number, because the mean of its divisors is an integer number (2044514400).

Almost surely, 2^14013442121 is an apocalyptic number.

It is an amenable number.

14013442121 is a deficient number, since it is larger than the sum of its proper divisors (2342673079).

14013442121 is an equidigital number, since it uses as much as digits as its factorization.

14013442121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42594103.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 14013442121 its reverse (12124431041), we get a palindrome (26137873162).

The spelling of 14013442121 in words is "fourteen billion, thirteen million, four hundred forty-two thousand, one hundred twenty-one".