14011979 has 2 divisors, whose sum is σ = 14011980. Its totient is φ = 14011978.

The previous prime is 14011973. The next prime is 14011999. The reversal of 14011979 is 97911041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14011979 is a prime.

It is not a weakly prime, because it can be changed into another prime (14011973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7005989 + 7005990.

It is an arithmetic number, because the mean of its divisors is an integer number (7005990).

Almost surely, 2^14011979 is an apocalyptic number.

14011979 is a deficient number, since it is larger than the sum of its proper divisors (1).

14011979 is an equidigital number, since it uses as much as digits as its factorization.

14011979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 32.

The square root of 14011979 is about 3743.2578057088. The cubic root of 14011979 is about 241.0829475214.

The spelling of 14011979 in words is "fourteen million, eleven thousand, nine hundred seventy-nine".