4113805 has 4 divisors (see below), whose sum is σ = 4936572. Its totient is φ = 3291040.

The previous prime is 4113787. The next prime is 4113827. The reversal of 4113805 is 5083114.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2184484 + 1929321 = 1478^2 + 1389^2 .

It is not a de Polignac number, because 4113805 - 2⁵ = 4113773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 411376 + ... + 411385.

It is an arithmetic number, because the mean of its divisors is an integer number (1234143).

Almost surely, 2^4113805 is an apocalyptic number.

It is an amenable number.

4113805 is a deficient number, since it is larger than the sum of its proper divisors (822767).

4113805 is an equidigital number, since it uses as much as digits as its factorization.

4113805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822766.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 4113805 is about 2028.2517102174. The cubic root of 4113805 is about 160.2315008220.

Adding to 4113805 its reverse (5083114), we get a palindrome (9196919).

The spelling of 4113805 in words is "four million, one hundred thirteen thousand, eight hundred five".