14665009 has 2 divisors, whose sum is σ = 14665010. Its totient is φ = 14665008.

The previous prime is 14664997. The next prime is 14665019. The reversal of 14665009 is 90056641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8832784 + 5832225 = 2972^2 + 2415^2 .

It is a cyclic number.

It is not a de Polignac number, because 14665009 - 2⁵ = 14664977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14665019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7332504 + 7332505.

It is an arithmetic number, because the mean of its divisors is an integer number (7332505).

Almost surely, 2^14665009 is an apocalyptic number.

It is an amenable number.

14665009 is a deficient number, since it is larger than the sum of its proper divisors (1).

14665009 is an equidigital number, since it uses as much as digits as its factorization.

14665009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 14665009 is about 3829.4920028641. The cubic root of 14665009 is about 244.7714597941.

The spelling of 14665009 in words is "fourteen million, six hundred sixty-five thousand, nine".