2081367329 has 2 divisors, whose sum is σ = 2081367330. Its totient is φ = 2081367328.

The previous prime is 2081367289. The next prime is 2081367347. The reversal of 2081367329 is 9237631802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2004979729 + 76387600 = 44777^2 + 8740^2 .

It is a cyclic number.

It is not a de Polignac number, because 2081367329 - 2¹² = 2081363233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2081360329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040683664 + 1040683665.

It is an arithmetic number, because the mean of its divisors is an integer number (1040683665).

Almost surely, 2^2081367329 is an apocalyptic number.

It is an amenable number.

2081367329 is a deficient number, since it is larger than the sum of its proper divisors (1).

2081367329 is an equidigital number, since it uses as much as digits as its factorization.

2081367329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 2081367329 is about 45622.0048770327. The cubic root of 2081367329 is about 1276.7805095038.

The spelling of 2081367329 in words is "two billion, eighty-one million, three hundred sixty-seven thousand, three hundred twenty-nine".