2323983821 has 2 divisors, whose sum is σ = 2323983822. Its totient is φ = 2323983820.

The previous prime is 2323983811. The next prime is 2323983971. The reversal of 2323983821 is 1283893232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1989606025 + 334377796 = 44605^2 + 18286^2 .

It is a cyclic number.

It is not a de Polignac number, because 2323983821 - 2²² = 2319789517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2323983811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161991910 + 1161991911.

It is an arithmetic number, because the mean of its divisors is an integer number (1161991911).

Almost surely, 2^2323983821 is an apocalyptic number.

It is an amenable number.

2323983821 is a deficient number, since it is larger than the sum of its proper divisors (1).

2323983821 is an equidigital number, since it uses as much as digits as its factorization.

2323983821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 41.

The square root of 2323983821 is about 48207.7153679782. The cubic root of 2323983821 is about 1324.5784957595.

The spelling of 2323983821 in words is "two billion, three hundred twenty-three million, nine hundred eighty-three thousand, eight hundred twenty-one".