2309717089 has 2 divisors, whose sum is σ = 2309717090. Its totient is φ = 2309717088.

The previous prime is 2309717077. The next prime is 2309717107. The reversal of 2309717089 is 9807179032.

It is a happy number.

2309717089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1963198864 + 346518225 = 44308^2 + 18615^2 .

It is a cyclic number.

It is not a de Polignac number, because 2309717089 - 2²⁹ = 1772846177 is a prime.

It is not a weakly prime, because it can be changed into another prime (2309717029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1154858544 + 1154858545.

It is an arithmetic number, because the mean of its divisors is an integer number (1154858545).

Almost surely, 2^2309717089 is an apocalyptic number.

It is an amenable number.

2309717089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2309717089 is an equidigital number, since it uses as much as digits as its factorization.

2309717089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 2309717089 is about 48059.5161128366. The cubic root of 2309717089 is about 1321.8624400359.

It can be divided in two parts, 23097 and 17089, that added together give a triangular number (40186 = T₂₈₃).

The spelling of 2309717089 in words is "two billion, three hundred nine million, seven hundred seventeen thousand, eighty-nine".