3940795087 has 2 divisors, whose sum is σ = 3940795088. Its totient is φ = 3940795086.

The previous prime is 3940795043. The next prime is 3940795163. The reversal of 3940795087 is 7805970493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3940795087 - 2³¹ = 1793311439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3940795037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970397543 + 1970397544.

It is an arithmetic number, because the mean of its divisors is an integer number (1970397544).

Almost surely, 2^3940795087 is an apocalyptic number.

3940795087 is a deficient number, since it is larger than the sum of its proper divisors (1).

3940795087 is an equidigital number, since it uses as much as digits as its factorization.

3940795087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 52.

The square root of 3940795087 is about 62775.7523809950. The cubic root of 3940795087 is about 1579.5302624054.

The spelling of 3940795087 in words is "three billion, nine hundred forty million, seven hundred ninety-five thousand, eighty-seven".