14353409 has 4 divisors (see below), whose sum is σ = 16403904. Its totient is φ = 12302916.

The previous prime is 14353399. The next prime is 14353421. The reversal of 14353409 is 90435341.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90435341 = 733 ⋅123377.

It is a cyclic number.

It is not a de Polignac number, because 14353409 - 2⁴ = 14353393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14353489) 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, 1025237 + ... + 1025250.

It is an arithmetic number, because the mean of its divisors is an integer number (4100976).

Almost surely, 2^14353409 is an apocalyptic number.

It is an amenable number.

14353409 is a deficient number, since it is larger than the sum of its proper divisors (2050495).

14353409 is an equidigital number, since it uses as much as digits as its factorization.

14353409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050494.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 14353409 is about 3788.5893152993. The cubic root of 14353409 is about 243.0254112643.

The spelling of 14353409 in words is "fourteen million, three hundred fifty-three thousand, four hundred nine".