113312305 has 8 divisors (see below), whose sum is σ = 136271232. Its totient is φ = 90452208.

The previous prime is 113312299. The next prime is 113312341. The reversal of 113312305 is 503213311.

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 113312305 - 2¹¹ = 113310257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22159 + ... + 26788.

It is an arithmetic number, because the mean of its divisors is an integer number (17033904).

Almost surely, 2^113312305 is an apocalyptic number.

It is an amenable number.

113312305 is a deficient number, since it is larger than the sum of its proper divisors (22958927).

113312305 is an equidigital number, since it uses as much as digits as its factorization.

113312305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49415.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 113312305 is about 10644.8252686458. The cubic root of 113312305 is about 483.9037912384.

Adding to 113312305 its reverse (503213311), we get a palindrome (616525616).

The spelling of 113312305 in words is "one hundred thirteen million, three hundred twelve thousand, three hundred five".