14441639 has 2 divisors, whose sum is σ = 14441640. Its totient is φ = 14441638.

The previous prime is 14441627. The next prime is 14441641. The reversal of 14441639 is 93614441.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (93614441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14441639 - 2¹² = 14437543 is a prime.

It is a Sophie Germain prime.

Together with 14441641, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14441699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7220819 + 7220820.

It is an arithmetic number, because the mean of its divisors is an integer number (7220820).

Almost surely, 2^14441639 is an apocalyptic number.

14441639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14441639 is an equidigital number, since it uses as much as digits as its factorization.

14441639 is an evil number, because the sum of its binary digits is even.

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

The square root of 14441639 is about 3800.2156517756. The cubic root of 14441639 is about 243.5223512069.

The spelling of 14441639 in words is "fourteen million, four hundred forty-one thousand, six hundred thirty-nine".