13534009 has 8 divisors (see below), whose sum is σ = 13872128. Its totient is φ = 13199760.

The previous prime is 13534007. The next prime is 13534021. The reversal of 13534009 is 90043531.

13534009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13534009 - 2¹ = 13534007 is a prime.

It is a super-2 number, since 2×13534009² = 366338799224162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13534007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6874 + ... + 8620.

It is an arithmetic number, because the mean of its divisors is an integer number (1734016).

Almost surely, 2^13534009 is an apocalyptic number.

It is an amenable number.

13534009 is a deficient number, since it is larger than the sum of its proper divisors (338119).

13534009 is a wasteful number, since it uses less digits than its factorization.

13534009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 13534009 is about 3678.8597418222. The cubic root of 13534009 is about 238.3099379886.

The spelling of 13534009 in words is "thirteen million, five hundred thirty-four thousand, nine".