14169979 has 2 divisors, whose sum is σ = 14169980. Its totient is φ = 14169978.

The previous prime is 14169943. The next prime is 14169989. The reversal of 14169979 is 97996141.

It is a strong prime.

It is an emirp because it is prime and its reverse (97996141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14169979 - 2¹⁹ = 13645691 is a prime.

It is not a weakly prime, because it can be changed into another prime (14169929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7084989 + 7084990.

It is an arithmetic number, because the mean of its divisors is an integer number (7084990).

Almost surely, 2^14169979 is an apocalyptic number.

14169979 is a deficient number, since it is larger than the sum of its proper divisors (1).

14169979 is an equidigital number, since it uses as much as digits as its factorization.

14169979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 46.

The square root of 14169979 is about 3764.3032555840. The cubic root of 14169979 is about 241.9857184842.

It can be divided in two parts, 141699 and 79, that added together give a triangular number (141778 = T₅₃₂).

The spelling of 14169979 in words is "fourteen million, one hundred sixty-nine thousand, nine hundred seventy-nine".