113163845 has 8 divisors (see below), whose sum is σ = 138023160. Its totient is φ = 89046720.

The previous prime is 113163821. The next prime is 113163863. The reversal of 113163845 is 548361311.

It can be written as a sum of positive squares in 4 ways, for example, as 4024036 + 109139809 = 2006^2 + 10447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-113163845 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185210 + ... + 185819.

It is an arithmetic number, because the mean of its divisors is an integer number (17252895).

Almost surely, 2^113163845 is an apocalyptic number.

It is an amenable number.

113163845 is a deficient number, since it is larger than the sum of its proper divisors (24859315).

113163845 is an equidigital number, since it uses as much as digits as its factorization.

113163845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371095.

The product of its digits is 8640, while the sum is 32.

The square root of 113163845 is about 10637.8496417274. The cubic root of 113163845 is about 483.6923644964.

The spelling of 113163845 in words is "one hundred thirteen million, one hundred sixty-three thousand, eight hundred forty-five".