2040070817 has 2 divisors, whose sum is σ = 2040070818. Its totient is φ = 2040070816.

The previous prime is 2040070811. The next prime is 2040070829. The reversal of 2040070817 is 7180700402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1815100816 + 224970001 = 42604^2 + 14999^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040070817 - 2⁸ = 2040070561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2040070817.

It is not a weakly prime, because it can be changed into another prime (2040070811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020035408 + 1020035409.

It is an arithmetic number, because the mean of its divisors is an integer number (1020035409).

Almost surely, 2^2040070817 is an apocalyptic number.

It is an amenable number.

2040070817 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040070817 is an equidigital number, since it uses as much as digits as its factorization.

2040070817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 2040070817 is about 45167.1431131082. The cubic root of 2040070817 is about 1268.2798165171.

The spelling of 2040070817 in words is "two billion, forty million, seventy thousand, eight hundred seventeen".