2999057989 has 2 divisors, whose sum is σ = 2999057990. Its totient is φ = 2999057988.

The previous prime is 2999057981. The next prime is 2999058011. The reversal of 2999057989 is 9897509992.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2238236100 + 760821889 = 47310^2 + 27583^2 .

It is a cyclic number.

It is not a de Polignac number, because 2999057989 - 2³ = 2999057981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2999057981) 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, 1499528994 + 1499528995.

It is an arithmetic number, because the mean of its divisors is an integer number (1499528995).

Almost surely, 2^2999057989 is an apocalyptic number.

It is an amenable number.

2999057989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2999057989 is an equidigital number, since it uses as much as digits as its factorization.

2999057989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33067440, while the sum is 67.

The square root of 2999057989 is about 54763.6557307855. The cubic root of 2999057989 is about 1442.0985972865.

The spelling of 2999057989 in words is "two billion, nine hundred ninety-nine million, fifty-seven thousand, nine hundred eighty-nine".