14439863 has 2 divisors, whose sum is σ = 14439864. Its totient is φ = 14439862.

The previous prime is 14439853. The next prime is 14439871. The reversal of 14439863 is 36893441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14439863 - 2¹² = 14435767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14439823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7219931 + 7219932.

It is an arithmetic number, because the mean of its divisors is an integer number (7219932).

Almost surely, 2^14439863 is an apocalyptic number.

14439863 is a deficient number, since it is larger than the sum of its proper divisors (1).

14439863 is an equidigital number, since it uses as much as digits as its factorization.

14439863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 14439863 is about 3799.9819736415. The cubic root of 14439863 is about 243.5123681889.

The spelling of 14439863 in words is "fourteen million, four hundred thirty-nine thousand, eight hundred sixty-three".