2321206873 has 2 divisors, whose sum is σ = 2321206874. Its totient is φ = 2321206872.

The previous prime is 2321206859. The next prime is 2321206883. The reversal of 2321206873 is 3786021232.

2321206873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2289431104 + 31775769 = 47848^2 + 5637^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321206873 - 2¹³ = 2321198681 is a prime.

It is not a weakly prime, because it can be changed into another prime (2321206883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160603436 + 1160603437.

It is an arithmetic number, because the mean of its divisors is an integer number (1160603437).

Almost surely, 2^2321206873 is an apocalyptic number.

It is an amenable number.

2321206873 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321206873 is an equidigital number, since it uses as much as digits as its factorization.

2321206873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 2321206873 is about 48178.9048547183. The cubic root of 2321206873 is about 1324.0507021182.

The spelling of 2321206873 in words is "two billion, three hundred twenty-one million, two hundred six thousand, eight hundred seventy-three".