14123966 has 4 divisors (see below), whose sum is σ = 21185952. Its totient is φ = 7061982.

The previous prime is 14123939. The next prime is 14123969. The reversal of 14123966 is 66932141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66932141 = 149 ⋅449209.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14123969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3530990 + ... + 3530993.

It is an arithmetic number, because the mean of its divisors is an integer number (5296488).

Almost surely, 2^14123966 is an apocalyptic number.

14123966 is a deficient number, since it is larger than the sum of its proper divisors (7061986).

14123966 is an equidigital number, since it uses as much as digits as its factorization.

14123966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7061985.

The product of its digits is 7776, while the sum is 32.

The square root of 14123966 is about 3758.1865307619. The cubic root of 14123966 is about 241.7235077289.

The spelling of 14123966 in words is "fourteen million, one hundred twenty-three thousand, nine hundred sixty-six".