14003121 has 32 divisors (see below), whose sum is σ = 21859200. Its totient is φ = 7879680.

The previous prime is 14003107. The next prime is 14003137. The reversal of 14003121 is 12130041.

It is a happy number.

It is not a de Polignac number, because 14003121 - 2⁵ = 14003089 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14003097 and 14003106.

It is not an unprimeable number, because it can be changed into a prime (14003141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61035 + ... + 61263.

It is an arithmetic number, because the mean of its divisors is an integer number (683100).

Almost surely, 2^14003121 is an apocalyptic number.

14003121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14003121 is a deficient number, since it is larger than the sum of its proper divisors (7856079).

14003121 is a wasteful number, since it uses less digits than its factorization.

14003121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 14003121 is about 3742.0744247008. The cubic root of 14003121 is about 241.0321347392.

Adding to 14003121 its reverse (12130041), we get a palindrome (26133162).

Subtracting from 14003121 its reverse (12130041), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 14003121 in words is "fourteen million, three thousand, one hundred twenty-one".