14197823 has 4 divisors (see below), whose sum is σ = 14205360. Its totient is φ = 14190288.

The previous prime is 14197759. The next prime is 14197837. The reversal of 14197823 is 32879141.

It is a Cunningham number, because it is equal to 3768²-1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 14197823 - 2⁶ = 14197759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14197853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1883 + ... + 5651.

It is an arithmetic number, because the mean of its divisors is an integer number (3551340).

Almost surely, 2^14197823 is an apocalyptic number.

14197823 is a deficient number, since it is larger than the sum of its proper divisors (7537).

14197823 is an equidigital number, since it uses as much as digits as its factorization.

14197823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7536.

The product of its digits is 12096, while the sum is 35.

The square root of 14197823 is about 3767.9998673036. Note that the first 3 decimals coincide. The cubic root of 14197823 is about 242.1441153754.

The spelling of 14197823 in words is "fourteen million, one hundred ninety-seven thousand, eight hundred twenty-three".