2321234309 has 2 divisors, whose sum is σ = 2321234310. Its totient is φ = 2321234308.

The previous prime is 2321234297. The next prime is 2321234317. The reversal of 2321234309 is 9034321232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2285796100 + 35438209 = 47810^2 + 5953^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321234309 - 2²⁴ = 2304457093 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321230309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160617154 + 1160617155.

It is an arithmetic number, because the mean of its divisors is an integer number (1160617155).

Almost surely, 2^2321234309 is an apocalyptic number.

It is an amenable number.

2321234309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321234309 is an equidigital number, since it uses as much as digits as its factorization.

2321234309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 2321234309 is about 48179.1895843008. The cubic root of 2321234309 is about 1324.0559187309.

The spelling of 2321234309 in words is "two billion, three hundred twenty-one million, two hundred thirty-four thousand, three hundred nine".