14189779 has 2 divisors, whose sum is σ = 14189780. Its totient is φ = 14189778.

The previous prime is 14189753. The next prime is 14189803. The reversal of 14189779 is 97798141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14189779 - 2²³ = 5801171 is a prime.

It is not a weakly prime, because it can be changed into another prime (14189179) 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, 7094889 + 7094890.

It is an arithmetic number, because the mean of its divisors is an integer number (7094890).

Almost surely, 2^14189779 is an apocalyptic number.

14189779 is a deficient number, since it is larger than the sum of its proper divisors (1).

14189779 is an equidigital number, since it uses as much as digits as its factorization.

14189779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 46.

The square root of 14189779 is about 3766.9323062673. The cubic root of 14189779 is about 242.0983765502.

The spelling of 14189779 in words is "fourteen million, one hundred eighty-nine thousand, seven hundred seventy-nine".