14299409 has 2 divisors, whose sum is σ = 14299410. Its totient is φ = 14299408.

The previous prime is 14299391. The next prime is 14299433. The reversal of 14299409 is 90499241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8673025 + 5626384 = 2945^2 + 2372^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14299409 is a prime.

It is a super-3 number, since 3×14299409³ (a number of 22 digits) contains 333 as substring.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (14299309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7149704 + 7149705.

It is an arithmetic number, because the mean of its divisors is an integer number (7149705).

Almost surely, 2^14299409 is an apocalyptic number.

It is an amenable number.

14299409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14299409 is an equidigital number, since it uses as much as digits as its factorization.

14299409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 14299409 is about 3781.4559365408. The cubic root of 14299409 is about 242.7202604309.

The spelling of 14299409 in words is "fourteen million, two hundred ninety-nine thousand, four hundred nine".