3813094809 has 12 divisors (see below), whose sum is σ = 5516377776. Its totient is φ = 2538105912.

The previous prime is 3813094759. The next prime is 3813094847. The reversal of 3813094809 is 9084903183.

3813094809 is a `hidden beast` number, since 38 + 130 + 9 + 480 + 9 = 666.

It is not a de Polignac number, because 3813094809 - 2⁹ = 3813094297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3813094409) 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 11 ways as a sum of consecutive naturals, for example, 323667 + ... + 335240.

It is an arithmetic number, because the mean of its divisors is an integer number (459698148).

Almost surely, 2^3813094809 is an apocalyptic number.

It is an amenable number.

3813094809 is a deficient number, since it is larger than the sum of its proper divisors (1703282967).

3813094809 is a wasteful number, since it uses less digits than its factorization.

3813094809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659556 (or 659553 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 3813094809 is about 61750.2616107819. The cubic root of 3813094809 is about 1562.2811806125.

The spelling of 3813094809 in words is "three billion, eight hundred thirteen million, ninety-four thousand, eight hundred nine".