2081310029 has 2 divisors, whose sum is σ = 2081310030. Its totient is φ = 2081310028.

The previous prime is 2081309987. The next prime is 2081310041. The reversal of 2081310029 is 9200131802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2003905225 + 77404804 = 44765^2 + 8798^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2081310029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2081310059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040655014 + 1040655015.

It is an arithmetic number, because the mean of its divisors is an integer number (1040655015).

Almost surely, 2^2081310029 is an apocalyptic number.

It is an amenable number.

2081310029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2081310029 is an equidigital number, since it uses as much as digits as its factorization.

2081310029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 2081310029 is about 45621.3768862800. The cubic root of 2081310029 is about 1276.7687928159.

The spelling of 2081310029 in words is "two billion, eighty-one million, three hundred ten thousand, twenty-nine".