3940795163 has 2 divisors, whose sum is σ = 3940795164. Its totient is φ = 3940795162.

The previous prime is 3940795087. The next prime is 3940795207. The reversal of 3940795163 is 3615970493.

It is a strong prime.

It is an emirp because it is prime and its reverse (3615970493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3940795163 - 2¹² = 3940791067 is a prime.

It is not a weakly prime, because it can be changed into another prime (3940795363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970397581 + 1970397582.

It is an arithmetic number, because the mean of its divisors is an integer number (1970397582).

Almost surely, 2^3940795163 is an apocalyptic number.

3940795163 is a deficient number, since it is larger than the sum of its proper divisors (1).

3940795163 is an equidigital number, since it uses as much as digits as its factorization.

3940795163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 47.

The square root of 3940795163 is about 62775.7529863243. The cubic root of 3940795163 is about 1579.5302725594.

The spelling of 3940795163 in words is "three billion, nine hundred forty million, seven hundred ninety-five thousand, one hundred sixty-three".