3834180809 has 2 divisors, whose sum is σ = 3834180810. Its totient is φ = 3834180808.

The previous prime is 3834180773. The next prime is 3834180817. The reversal of 3834180809 is 9080814383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2698490809 + 1135690000 = 51947^2 + 33700^2 .

It is a cyclic number.

It is not a de Polignac number, because 3834180809 - 2¹⁶ = 3834115273 is a prime.

It is a super-2 number, since 2×3834180809² = 29401884952207788962, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3834180809.

It is not a weakly prime, because it can be changed into another prime (3834180869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1917090404 + 1917090405.

It is an arithmetic number, because the mean of its divisors is an integer number (1917090405).

Almost surely, 2^3834180809 is an apocalyptic number.

It is an amenable number.

3834180809 is a deficient number, since it is larger than the sum of its proper divisors (1).

3834180809 is an equidigital number, since it uses as much as digits as its factorization.

3834180809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 3834180809 is about 61920.7623418834. The cubic root of 3834180809 is about 1565.1556370239.

The spelling of 3834180809 in words is "three billion, eight hundred thirty-four million, one hundred eighty thousand, eight hundred nine".