4068660697 has 2 divisors, whose sum is σ = 4068660698. Its totient is φ = 4068660696.

The previous prime is 4068660683. The next prime is 4068660733. The reversal of 4068660697 is 7960668604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2913408576 + 1155252121 = 53976^2 + 33989^2 .

It is a cyclic number.

It is not a de Polignac number, because 4068660697 - 2¹⁹ = 4068136409 is a prime.

It is not a weakly prime, because it can be changed into another prime (4068660097) 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, 2034330348 + 2034330349.

It is an arithmetic number, because the mean of its divisors is an integer number (2034330349).

Almost surely, 2^4068660697 is an apocalyptic number.

It is an amenable number.

4068660697 is a deficient number, since it is larger than the sum of its proper divisors (1).

4068660697 is an equidigital number, since it uses as much as digits as its factorization.

4068660697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The square root of 4068660697 is about 63786.0540949195. The cubic root of 4068660697 is about 1596.4322452890.

The spelling of 4068660697 in words is "four billion, sixty-eight million, six hundred sixty thousand, six hundred ninety-seven".