14009917 has 4 divisors (see below), whose sum is σ = 14040640. Its totient is φ = 13979196.

The previous prime is 14009909. The next prime is 14009927. The reversal of 14009917 is 71990041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14009917 - 2³ = 14009909 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 (14009927) 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, 14667 + ... + 15592.

It is an arithmetic number, because the mean of its divisors is an integer number (3510160).

Almost surely, 2^14009917 is an apocalyptic number.

It is an amenable number.

14009917 is a deficient number, since it is larger than the sum of its proper divisors (30723).

14009917 is an equidigital number, since it uses as much as digits as its factorization.

14009917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30722.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 14009917 is about 3742.9823670437. The cubic root of 14009917 is about 241.0711210353.

Adding to 14009917 its reverse (71990041), we get a palindrome (85999958).

The spelling of 14009917 in words is "fourteen million, nine thousand, nine hundred seventeen".