113855305 has 16 divisors (see below), whose sum is σ = 141840720. Its totient is φ = 87630592.

The previous prime is 113855303. The next prime is 113855321. The reversal of 113855305 is 503558311.

It can be written as a sum of positive squares in 8 ways, for example, as 12027024 + 101828281 = 3468^2 + 10091^2 .

It is a cyclic number.

It is not a de Polignac number, because 113855305 - 2¹ = 113855303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113855303) 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 15 ways as a sum of consecutive naturals, for example, 44727 + ... + 47203.

It is an arithmetic number, because the mean of its divisors is an integer number (8865045).

Almost surely, 2^113855305 is an apocalyptic number.

It is an amenable number.

113855305 is a deficient number, since it is larger than the sum of its proper divisors (27985415).

113855305 is a wasteful number, since it uses less digits than its factorization.

113855305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 113855305 is about 10670.3001363598. The cubic root of 113855305 is about 484.6755260522.

The spelling of 113855305 in words is "one hundred thirteen million, eight hundred fifty-five thousand, three hundred five".