3912068161 has 2 divisors, whose sum is σ = 3912068162. Its totient is φ = 3912068160.

The previous prime is 3912068141. The next prime is 3912068189. The reversal of 3912068161 is 1618602193.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3829258161 + 82810000 = 61881^2 + 9100^2 .

It is a cyclic number.

It is not a de Polignac number, because 3912068161 - 2¹³ = 3912059969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3912068161.

It is not a weakly prime, because it can be changed into another prime (3912068141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1956034080 + 1956034081.

It is an arithmetic number, because the mean of its divisors is an integer number (1956034081).

Almost surely, 2^3912068161 is an apocalyptic number.

It is an amenable number.

3912068161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3912068161 is an equidigital number, since it uses as much as digits as its factorization.

3912068161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 3912068161 is about 62546.5279691847. The cubic root of 3912068161 is about 1575.6828363252.

The spelling of 3912068161 in words is "three billion, nine hundred twelve million, sixty-eight thousand, one hundred sixty-one".