2068351697 has 2 divisors, whose sum is σ = 2068351698. Its totient is φ = 2068351696.

The previous prime is 2068351687. The next prime is 2068351721. The reversal of 2068351697 is 7961538602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1161378241 + 906973456 = 34079^2 + 30116^2 .

It is a cyclic number.

It is not a de Polignac number, because 2068351697 - 2⁶ = 2068351633 is a prime.

It is not a weakly prime, because it can be changed into another prime (2068351667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034175848 + 1034175849.

It is an arithmetic number, because the mean of its divisors is an integer number (1034175849).

Almost surely, 2^2068351697 is an apocalyptic number.

It is an amenable number.

2068351697 is a deficient number, since it is larger than the sum of its proper divisors (1).

2068351697 is an equidigital number, since it uses as much as digits as its factorization.

2068351697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 2068351697 is about 45479.1347433084. The cubic root of 2068351697 is about 1274.1135341645.

The spelling of 2068351697 in words is "two billion, sixty-eight million, three hundred fifty-one thousand, six hundred ninety-seven".