14001009 has 8 divisors (see below), whose sum is σ = 20365152. Its totient is φ = 8485440.

The previous prime is 14001007. The next prime is 14001019. The reversal of 14001009 is 90010041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14001009 - 2¹ = 14001007 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14001007) 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 7 ways as a sum of consecutive naturals, for example, 212104 + ... + 212169.

It is an arithmetic number, because the mean of its divisors is an integer number (2545644).

Almost surely, 2^14001009 is an apocalyptic number.

It is an amenable number.

14001009 is a deficient number, since it is larger than the sum of its proper divisors (6364143).

14001009 is a wasteful number, since it uses less digits than its factorization.

14001009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424287.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 14001009 is about 3741.7922176412. The cubic root of 14001009 is about 241.0200163583.

The spelling of 14001009 in words is "fourteen million, one thousand, nine".