14855839 has 2 divisors, whose sum is σ = 14855840. Its totient is φ = 14855838.

The previous prime is 14855831. The next prime is 14855849. The reversal of 14855839 is 93855841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14855839 - 2³ = 14855831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14855795 and 14855804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14855831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7427919 + 7427920.

It is an arithmetic number, because the mean of its divisors is an integer number (7427920).

Almost surely, 2^14855839 is an apocalyptic number.

14855839 is a deficient number, since it is larger than the sum of its proper divisors (1).

14855839 is an equidigital number, since it uses as much as digits as its factorization.

14855839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 43.

The square root of 14855839 is about 3854.3273083639. The cubic root of 14855839 is about 245.8285925608.

The spelling of 14855839 in words is "fourteen million, eight hundred fifty-five thousand, eight hundred thirty-nine".