14252121 has 24 divisors (see below), whose sum is σ = 22325576. Its totient is φ = 8709120.

The previous prime is 14252107. The next prime is 14252129. The reversal of 14252121 is 12125241.

14252121 is a `hidden beast` number, since 142 + 521 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 746496 + 13505625 = 864^2 + 3675^2 .

It is not a de Polignac number, because 14252121 - 2⁵ = 14252089 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14252094 and 14252103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14252129) 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 23 ways as a sum of consecutive naturals, for example, 20841 + ... + 21513.

Almost surely, 2^14252121 is an apocalyptic number.

It is an amenable number.

14252121 is a deficient number, since it is larger than the sum of its proper divisors (8073455).

14252121 is a wasteful number, since it uses less digits than its factorization.

14252121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873 (or 870 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 14252121 is about 3775.1981404954. The cubic root of 14252121 is about 242.4524071407.

Adding to 14252121 its reverse (12125241), we get a palindrome (26377362).

The spelling of 14252121 in words is "fourteen million, two hundred fifty-two thousand, one hundred twenty-one".