4135905073 has 4 divisors (see below), whose sum is σ = 4136903680. Its totient is φ = 4134906468.

The previous prime is 4135905071. The next prime is 4135905097. The reversal of 4135905073 is 3705095314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3705095314 = 2 ⋅1852547657.

It is a cyclic number.

It is not a de Polignac number, because 4135905073 - 2¹ = 4135905071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4135905071) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 493065 + ... + 501382.

It is an arithmetic number, because the mean of its divisors is an integer number (1034225920).

Almost surely, 2^4135905073 is an apocalyptic number.

It is an amenable number.

4135905073 is a deficient number, since it is larger than the sum of its proper divisors (998607).

4135905073 is an equidigital number, since it uses as much as digits as its factorization.

4135905073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998606.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 4135905073 is about 64311.0027367013. The cubic root of 4135905073 is about 1605.1791899521.

The spelling of 4135905073 in words is "four billion, one hundred thirty-five million, nine hundred five thousand, seventy-three".