2030311189 has 2 divisors, whose sum is σ = 2030311190. Its totient is φ = 2030311188.

The previous prime is 2030311181. The next prime is 2030311271. The reversal of 2030311189 is 9811130302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1975802500 + 54508689 = 44450^2 + 7383^2 .

It is a cyclic number.

It is not a de Polignac number, because 2030311189 - 2³ = 2030311181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2030311181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015155594 + 1015155595.

It is an arithmetic number, because the mean of its divisors is an integer number (1015155595).

Almost surely, 2^2030311189 is an apocalyptic number.

It is an amenable number.

2030311189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2030311189 is an equidigital number, since it uses as much as digits as its factorization.

2030311189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 2030311189 is about 45058.9745666721. The cubic root of 2030311189 is about 1266.2541138996.

The spelling of 2030311189 in words is "two billion, thirty million, three hundred eleven thousand, one hundred eighty-nine".