14145025121 has 4 divisors (see below), whose sum is σ = 14253002544. Its totient is φ = 14037047700.

The previous prime is 14145025109. The next prime is 14145025159. The reversal of 14145025121 is 12152054141.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14145025121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14145025421) 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, 53988515 + ... + 53988776.

It is an arithmetic number, because the mean of its divisors is an integer number (3563250636).

Almost surely, 2^14145025121 is an apocalyptic number.

It is an amenable number.

14145025121 is a deficient number, since it is larger than the sum of its proper divisors (107977423).

14145025121 is a wasteful number, since it uses less digits than its factorization.

14145025121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107977422.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 14145025121 its reverse (12152054141), we get a palindrome (26297079262).

The spelling of 14145025121 in words is "fourteen billion, one hundred forty-five million, twenty-five thousand, one hundred twenty-one".