113305105 has 8 divisors (see below), whose sum is σ = 136049832. Its totient is φ = 90588288.

The previous prime is 113305097. The next prime is 113305111. The reversal of 113305105 is 501503311.

It can be written as a sum of positive squares in 4 ways, for example, as 456976 + 112848129 = 676^2 + 10623^2 .

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 113305105 - 2³ = 113305097 is a prime.

It is a super-2 number, since 2×113305105² = 25676093638122050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3349 + ... + 15421.

It is an arithmetic number, because the mean of its divisors is an integer number (17006229).

Almost surely, 2^113305105 is an apocalyptic number.

It is an amenable number.

113305105 is a deficient number, since it is larger than the sum of its proper divisors (22744727).

113305105 is a wasteful number, since it uses less digits than its factorization.

113305105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13955.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 113305105 is about 10644.4870707799. The cubic root of 113305105 is about 483.8935417452.

Adding to 113305105 its reverse (501503311), we get a palindrome (614808416).

The spelling of 113305105 in words is "one hundred thirteen million, three hundred five thousand, one hundred five".