14319997 has 4 divisors (see below), whose sum is σ = 14813820. Its totient is φ = 13826176.

The previous prime is 14319983. The next prime is 14320049. The reversal of 14319997 is 79991341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9947716 + 4372281 = 3154^2 + 2091^2 .

It is a cyclic number.

It is not a de Polignac number, because 14319997 - 2¹¹ = 14317949 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 (14319397) 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, 246868 + ... + 246925.

It is an arithmetic number, because the mean of its divisors is an integer number (3703455).

Almost surely, 2^14319997 is an apocalyptic number.

It is an amenable number.

14319997 is a deficient number, since it is larger than the sum of its proper divisors (493823).

14319997 is an equidigital number, since it uses as much as digits as its factorization.

14319997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493822.

The product of its digits is 61236, while the sum is 43.

The square root of 14319997 is about 3784.1771892976. The cubic root of 14319997 is about 242.8366924780.

The spelling of 14319997 in words is "fourteen million, three hundred nineteen thousand, nine hundred ninety-seven".