14431445 has 24 divisors (see below), whose sum is σ = 20353536. Its totient is φ = 9622368.

The previous prime is 14431429. The next prime is 14431447. The reversal of 14431445 is 54413441.

It is a happy number.

It is not a de Polignac number, because 14431445 - 2⁴ = 14431429 is a prime.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14431447) 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, 64604 + ... + 64826.

It is an arithmetic number, because the mean of its divisors is an integer number (848064).

Almost surely, 2^14431445 is an apocalyptic number.

It is an amenable number.

14431445 is a deficient number, since it is larger than the sum of its proper divisors (5922091).

14431445 is an equidigital number, since it uses as much as digits as its factorization.

14431445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 278 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 14431445 is about 3798.8741753314. The cubic root of 14431445 is about 243.4650388944.

Adding to 14431445 its reverse (54413441), we get a palindrome (68844886).

The spelling of 14431445 in words is "fourteen million, four hundred thirty-one thousand, four hundred forty-five".