14005052121 has 8 divisors (see below), whose sum is σ = 18675404224. Its totient is φ = 9335700720.

The previous prime is 14005052119. The next prime is 14005052129. The reversal of 14005052121 is 12125050041.

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

It is not a de Polignac number, because 14005052121 - 2¹ = 14005052119 is a prime.

It is a super-2 number, since 2×14005052121² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14005052129) 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, 216886 + ... + 273951.

It is an arithmetic number, because the mean of its divisors is an integer number (2334425528).

Almost surely, 2^14005052121 is an apocalyptic number.

It is an amenable number.

14005052121 is a deficient number, since it is larger than the sum of its proper divisors (4670352103).

14005052121 is an equidigital number, since it uses as much as digits as its factorization.

14005052121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500351.

The product of its (nonzero) digits is 400, while the sum is 21.

The spelling of 14005052121 in words is "fourteen billion, five million, fifty-two thousand, one hundred twenty-one".