2731328329 has 2 divisors, whose sum is σ = 2731328330. Its totient is φ = 2731328328.

The previous prime is 2731328297. The next prime is 2731328351. The reversal of 2731328329 is 9238231372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2405706304 + 325622025 = 49048^2 + 18045^2 .

It is a cyclic number.

It is not a de Polignac number, because 2731328329 - 2⁵ = 2731328297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2731328291 and 2731328300.

It is not a weakly prime, because it can be changed into another prime (2731328029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1365664164 + 1365664165.

It is an arithmetic number, because the mean of its divisors is an integer number (1365664165).

Almost surely, 2^2731328329 is an apocalyptic number.

It is an amenable number.

2731328329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2731328329 is an equidigital number, since it uses as much as digits as its factorization.

2731328329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 40.

The square root of 2731328329 is about 52262.1117923874. Note that the first 3 decimals coincide. The cubic root of 2731328329 is about 1397.8416280720.

The spelling of 2731328329 in words is "two billion, seven hundred thirty-one million, three hundred twenty-eight thousand, three hundred twenty-nine".