14009645 has 16 divisors (see below), whose sum is σ = 18893952. Its totient is φ = 9894720.

The previous prime is 14009641. The next prime is 14009647. The reversal of 14009645 is 54690041.

It is not a de Polignac number, because 14009645 - 2² = 14009641 is a prime.

It is a super-3 number, since 3×14009645³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14009641) 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 15 ways as a sum of consecutive naturals, for example, 3191 + ... + 6180.

It is an arithmetic number, because the mean of its divisors is an integer number (1180872).

Almost surely, 2^14009645 is an apocalyptic number.

It is an amenable number.

14009645 is a deficient number, since it is larger than the sum of its proper divisors (4884307).

14009645 is a wasteful number, since it uses less digits than its factorization.

14009645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9412.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 14009645 is about 3742.9460322051. The cubic root of 14009645 is about 241.0695609079.

Adding to 14009645 its reverse (54690041), we get a palindrome (68699686).

The spelling of 14009645 in words is "fourteen million, nine thousand, six hundred forty-five".