14231121 has 4 divisors (see below), whose sum is σ = 18974832. Its totient is φ = 9487412.

The previous prime is 14231111. The next prime is 14231137. The reversal of 14231121 is 12113241.

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 not a de Polignac number, because 14231121 - 2²¹ = 12133969 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14231121.

It is not an unprimeable number, because it can be changed into a prime (14231101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2371851 + ... + 2371856.

It is an arithmetic number, because the mean of its divisors is an integer number (4743708).

Almost surely, 2^14231121 is an apocalyptic number.

It is an amenable number.

14231121 is a deficient number, since it is larger than the sum of its proper divisors (4743711).

14231121 is an equidigital number, since it uses as much as digits as its factorization.

14231121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743710.

The product of its digits is 48, while the sum is 15.

The square root of 14231121 is about 3772.4158042294. The cubic root of 14231121 is about 242.3332669016. Note that the first 3 decimals are identical.

Adding to 14231121 its reverse (12113241), we get a palindrome (26344362).

The spelling of 14231121 in words is "fourteen million, two hundred thirty-one thousand, one hundred twenty-one".