2069709617 has 2 divisors, whose sum is σ = 2069709618. Its totient is φ = 2069709616.

The previous prime is 2069709563. The next prime is 2069709623. The reversal of 2069709617 is 7169079602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1534758976 + 534950641 = 39176^2 + 23129^2 .

It is a cyclic number.

It is not a de Polignac number, because 2069709617 - 2²⁸ = 1801274161 is a prime.

It is not a weakly prime, because it can be changed into another prime (2069703617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034854808 + 1034854809.

It is an arithmetic number, because the mean of its divisors is an integer number (1034854809).

Almost surely, 2^2069709617 is an apocalyptic number.

It is an amenable number.

2069709617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2069709617 is an equidigital number, since it uses as much as digits as its factorization.

2069709617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 2069709617 is about 45494.0613377175. The cubic root of 2069709617 is about 1274.3923013530.

The spelling of 2069709617 in words is "two billion, sixty-nine million, seven hundred nine thousand, six hundred seventeen".