3090806189 has 2 divisors, whose sum is σ = 3090806190. Its totient is φ = 3090806188.

The previous prime is 3090806179. The next prime is 3090806221. The reversal of 3090806189 is 9816080903.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1733473225 + 1357332964 = 41635^2 + 36842^2 .

It is a cyclic number.

It is not a de Polignac number, because 3090806189 - 2⁸ = 3090805933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3090806149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1545403094 + 1545403095.

It is an arithmetic number, because the mean of its divisors is an integer number (1545403095).

Almost surely, 2^3090806189 is an apocalyptic number.

It is an amenable number.

3090806189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3090806189 is an equidigital number, since it uses as much as digits as its factorization.

3090806189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 3090806189 is about 55595.0194621784. The cubic root of 3090806189 is about 1456.6568575798.

The spelling of 3090806189 in words is "three billion, ninety million, eight hundred six thousand, one hundred eighty-nine".