14121797 has 4 divisors (see below), whose sum is σ = 14388300. Its totient is φ = 13855296.

The previous prime is 14121787. The next prime is 14121799. The reversal of 14121797 is 79712141.

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 7392961 + 6728836 = 2719^2 + 2594^2 .

It is a cyclic number.

It is not a de Polignac number, because 14121797 - 2⁶ = 14121733 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 (14121799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133172 + ... + 133277.

It is an arithmetic number, because the mean of its divisors is an integer number (3597075).

Almost surely, 2^14121797 is an apocalyptic number.

It is an amenable number.

14121797 is a deficient number, since it is larger than the sum of its proper divisors (266503).

14121797 is an equidigital number, since it uses as much as digits as its factorization.

14121797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266502.

The product of its digits is 3528, while the sum is 32.

The square root of 14121797 is about 3757.8979496522. The cubic root of 14121797 is about 241.7111333687.

The spelling of 14121797 in words is "fourteen million, one hundred twenty-one thousand, seven hundred ninety-seven".