4135005205 has 12 divisors (see below), whose sum is σ = 5187128940. Its totient is φ = 3164175872.

The previous prime is 4135005181. The next prime is 4135005227. The reversal of 4135005205 is 5025005314.

It can be written as a sum of positive squares in 2 ways, for example, as 2527877284 + 1607127921 = 50278^2 + 40089^2 .

It is not a de Polignac number, because 4135005205 - 2¹⁵ = 4134972437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4135005205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 779020 + ... + 784309.

It is an arithmetic number, because the mean of its divisors is an integer number (432260745).

Almost surely, 2^4135005205 is an apocalyptic number.

It is an amenable number.

4135005205 is a deficient number, since it is larger than the sum of its proper divisors (1052123735).

4135005205 is a wasteful number, since it uses less digits than its factorization.

4135005205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563380 (or 1563357 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 4135005205 is about 64304.0061349213. The cubic root of 4135005205 is about 1605.0627660874.

The spelling of 4135005205 in words is "four billion, one hundred thirty-five million, five thousand, two hundred five".