113485409 has 8 divisors (see below), whose sum is σ = 114988608. Its totient is φ = 111992400.

The previous prime is 113485399. The next prime is 113485429. The reversal of 113485409 is 904584311.

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 113485409 - 2²⁴ = 96708193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113485429) 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, 21314 + ... + 26100.

It is an arithmetic number, because the mean of its divisors is an integer number (14373576).

Almost surely, 2^113485409 is an apocalyptic number.

It is an amenable number.

113485409 is a deficient number, since it is larger than the sum of its proper divisors (1503199).

113485409 is a wasteful number, since it uses less digits than its factorization.

113485409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5095.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 113485409 is about 10652.9530647610. The cubic root of 113485409 is about 484.1500812377.

The spelling of 113485409 in words is "one hundred thirteen million, four hundred eighty-five thousand, four hundred nine".