2300989681 has 2 divisors, whose sum is σ = 2300989682. Its totient is φ = 2300989680.

The previous prime is 2300989679. The next prime is 2300989687. The reversal of 2300989681 is 1869890032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2180890000 + 120099681 = 46700^2 + 10959^2 .

It is a cyclic number.

It is not a de Polignac number, because 2300989681 - 2¹ = 2300989679 is a prime.

It is a super-2 number, since 2×2300989681² = 10589107024136963522, which contains 22 as substring.

Together with 2300989679, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2300989687) 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, 1150494840 + 1150494841.

It is an arithmetic number, because the mean of its divisors is an integer number (1150494841).

Almost surely, 2^2300989681 is an apocalyptic number.

It is an amenable number.

2300989681 is a deficient number, since it is larger than the sum of its proper divisors (1).

2300989681 is an equidigital number, since it uses as much as digits as its factorization.

2300989681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 2300989681 is about 47968.6322610933. The cubic root of 2300989681 is about 1320.1954258026.

The spelling of 2300989681 in words is "two billion, three hundred million, nine hundred eighty-nine thousand, six hundred eighty-one".