13343509 has 8 divisors (see below), whose sum is σ = 13916160. Its totient is φ = 12778416.

The previous prime is 13343507. The next prime is 13343531. The reversal of 13343509 is 90534331.

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

It is a cyclic number.

It is not a de Polignac number, because 13343509 - 2¹ = 13343507 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13343507) 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, 1872 + ... + 5494.

It is an arithmetic number, because the mean of its divisors is an integer number (1739520).

Almost surely, 2^13343509 is an apocalyptic number.

It is an amenable number.

13343509 is a deficient number, since it is larger than the sum of its proper divisors (572651).

13343509 is a wasteful number, since it uses less digits than its factorization.

13343509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3779.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 13343509 is about 3652.8768115008. The cubic root of 13343509 is about 237.1865278946.

The spelling of 13343509 in words is "thirteen million, three hundred forty-three thousand, five hundred nine".