14240121 has 8 divisors (see below), whose sum is σ = 21699264. Its totient is φ = 8137200.

The previous prime is 14240099. The next prime is 14240137. The reversal of 14240121 is 12104241.

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

It is not a de Polignac number, because 14240121 - 2²¹ = 12142969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14240121.

It is not an unprimeable number, because it can be changed into a prime (14240321) 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 7 ways as a sum of consecutive naturals, for example, 339030 + ... + 339071.

It is an arithmetic number, because the mean of its divisors is an integer number (2712408).

Almost surely, 2^14240121 is an apocalyptic number.

It is an amenable number.

14240121 is a deficient number, since it is larger than the sum of its proper divisors (7459143).

14240121 is an equidigital number, since it uses as much as digits as its factorization.

14240121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678111.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 14240121 is about 3773.6084852565. The cubic root of 14240121 is about 242.3843413460.

Adding to 14240121 its reverse (12104241), we get a palindrome (26344362).

The spelling of 14240121 in words is "fourteen million, two hundred forty thousand, one hundred twenty-one".