14409005 has 8 divisors (see below), whose sum is σ = 18620952. Its totient is φ = 10640448.

The previous prime is 14408939. The next prime is 14409029. The reversal of 14409005 is 50090441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 128164 + 14280841 = 358^2 + 3779^2 .

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

It is not a de Polignac number, because 14409005 - 2¹⁸ = 14146861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110774 + ... + 110903.

It is an arithmetic number, because the mean of its divisors is an integer number (2327619).

Almost surely, 2^14409005 is an apocalyptic number.

It is an amenable number.

14409005 is a deficient number, since it is larger than the sum of its proper divisors (4211947).

14409005 is a wasteful number, since it uses less digits than its factorization.

14409005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221695.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 14409005 is about 3795.9195196948. The cubic root of 14409005 is about 243.3387824305.

Adding to 14409005 its reverse (50090441), we get a palindrome (64499446).

The spelling of 14409005 in words is "fourteen million, four hundred nine thousand, five".