14440001 has 2 divisors, whose sum is σ = 14440002. Its totient is φ = 14440000.

The previous prime is 14439973. The next prime is 14440031. The reversal of 14440001 is 10004441.

It is a Cunningham number, because it is equal to 3800²+1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14440000 + 1 = 3800^2 + 1^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14440001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14440031) 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 as a sum of consecutive naturals, namely, 7220000 + 7220001.

It is an arithmetic number, because the mean of its divisors is an integer number (7220001).

Almost surely, 2^14440001 is an apocalyptic number.

It is an amenable number.

14440001 is a deficient number, since it is larger than the sum of its proper divisors (1).

14440001 is an equidigital number, since it uses as much as digits as its factorization.

14440001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 14440001 is about 3800.0001315789. Note that the first 3 decimals coincide. The cubic root of 14440001 is about 243.5131439257.

Adding to 14440001 its reverse (10004441), we get a palindrome (24444442).

The spelling of 14440001 in words is "fourteen million, four hundred forty thousand, one".