3091110989 has 2 divisors, whose sum is σ = 3091110990. Its totient is φ = 3091110988.

The previous prime is 3091110923. The next prime is 3091111033. The reversal of 3091110989 is 9890111903.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2554493764 + 536617225 = 50542^2 + 23165^2 .

It is a cyclic number.

It is not a de Polignac number, because 3091110989 - 2⁸ = 3091110733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3091110389) 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 as a sum of consecutive naturals, namely, 1545555494 + 1545555495.

It is an arithmetic number, because the mean of its divisors is an integer number (1545555495).

Almost surely, 2^3091110989 is an apocalyptic number.

It is an amenable number.

3091110989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3091110989 is an equidigital number, since it uses as much as digits as its factorization.

3091110989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 41.

The square root of 3091110989 is about 55597.7606473498. The cubic root of 3091110989 is about 1456.7047387678.

The spelling of 3091110989 in words is "three billion, ninety-one million, one hundred ten thousand, nine hundred eighty-nine".