14439641 has 2 divisors, whose sum is σ = 14439642. Its totient is φ = 14439640.

The previous prime is 14439617. The next prime is 14439661. The reversal of 14439641 is 14693441.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11971600 + 2468041 = 3460^2 + 1571^2 .

It is a cyclic number.

It is not a de Polignac number, because 14439641 - 2⁶ = 14439577 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14439598 and 14439607.

It is not a weakly prime, because it can be changed into another prime (14439661) 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 as a sum of consecutive naturals, namely, 7219820 + 7219821.

It is an arithmetic number, because the mean of its divisors is an integer number (7219821).

Almost surely, 2^14439641 is an apocalyptic number.

It is an amenable number.

14439641 is a deficient number, since it is larger than the sum of its proper divisors (1).

14439641 is an equidigital number, since it uses as much as digits as its factorization.

14439641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 14439641 is about 3799.9527628643. The cubic root of 14439641 is about 243.5111202541.

The spelling of 14439641 in words is "fourteen million, four hundred thirty-nine thousand, six hundred forty-one".