13435909 has 8 divisors (see below), whose sum is σ = 13811072. Its totient is φ = 13063680.

The previous prime is 13435901. The next prime is 13435913. The reversal of 13435909 is 90953431.

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 13435909 - 2³ = 13435901 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 (13435901) 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, 11077 + ... + 12229.

It is an arithmetic number, because the mean of its divisors is an integer number (1726384).

Almost surely, 2^13435909 is an apocalyptic number.

It is an amenable number.

13435909 is a deficient number, since it is larger than the sum of its proper divisors (375163).

13435909 is a wasteful number, since it uses less digits than its factorization.

13435909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 13435909 is about 3665.5025576311. The cubic root of 13435909 is about 237.7327520665.

The spelling of 13435909 in words is "thirteen million, four hundred thirty-five thousand, nine hundred nine".