14439973 has 2 divisors, whose sum is σ = 14439974. Its totient is φ = 14439972.

The previous prime is 14439967. The next prime is 14440001. The reversal of 14439973 is 37993441.

It is a happy number.

14439973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8054244 + 6385729 = 2838^2 + 2527^2 .

It is an emirp because it is prime and its reverse (37993441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14439973 - 2¹⁷ = 14308901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14499973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7219986 + 7219987.

It is an arithmetic number, because the mean of its divisors is an integer number (7219987).

Almost surely, 2^14439973 is an apocalyptic number.

It is an amenable number.

14439973 is a deficient number, since it is larger than the sum of its proper divisors (1).

14439973 is an equidigital number, since it uses as much as digits as its factorization.

14439973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 14439973 is about 3799.9964473668. The cubic root of 14439973 is about 243.5129865303.

The spelling of 14439973 in words is "fourteen million, four hundred thirty-nine thousand, nine hundred seventy-three".