113345565 has 16 divisors (see below), whose sum is σ = 182005056. Its totient is φ = 60233600.

The previous prime is 113345563. The next prime is 113345593. The reversal of 113345565 is 565543311.

It is not a de Polignac number, because 113345565 - 2¹ = 113345563 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113345563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9231 + ... + 17660.

It is an arithmetic number, because the mean of its divisors is an integer number (11375316).

Almost surely, 2^113345565 is an apocalyptic number.

113345565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113345565 is a deficient number, since it is larger than the sum of its proper divisors (68659491).

113345565 is a wasteful number, since it uses less digits than its factorization.

113345565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27180.

The product of its digits is 27000, while the sum is 33.

The square root of 113345565 is about 10646.3874154569. The cubic root of 113345565 is about 483.9511325682.

Adding to 113345565 its reverse (565543311), we get a palindrome (678888876).

The spelling of 113345565 in words is "one hundred thirteen million, three hundred forty-five thousand, five hundred sixty-five".