14423121 has 24 divisors (see below), whose sum is σ = 21875880. Its totient is φ = 9144576.

The previous prime is 14423117. The next prime is 14423131. The reversal of 14423121 is 12132441.

It can be written as a sum of positive squares in 4 ways, for example, as 3294225 + 11128896 = 1815^2 + 3336^2 .

It is not a de Polignac number, because 14423121 - 2² = 14423117 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14423094 and 14423103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14423111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18675 + ... + 19431.

It is an arithmetic number, because the mean of its divisors is an integer number (911495).

Almost surely, 2^14423121 is an apocalyptic number.

It is an amenable number.

14423121 is a deficient number, since it is larger than the sum of its proper divisors (7452759).

14423121 is a wasteful number, since it uses less digits than its factorization.

14423121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865 (or 862 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 14423121 is about 3797.7784295559. The cubic root of 14423121 is about 243.4182200034.

Adding to 14423121 its reverse (12132441), we get a palindrome (26555562).

The spelling of 14423121 in words is "fourteen million, four hundred twenty-three thousand, one hundred twenty-one".