3895790971 has 2 divisors, whose sum is σ = 3895790972. Its totient is φ = 3895790970.

The previous prime is 3895790963. The next prime is 3895790999. The reversal of 3895790971 is 1790975983.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3895790971 - 2³ = 3895790963 is a prime.

It is not a weakly prime, because it can be changed into another prime (3895791971) 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, 1947895485 + 1947895486.

It is an arithmetic number, because the mean of its divisors is an integer number (1947895486).

Almost surely, 2^3895790971 is an apocalyptic number.

3895790971 is a deficient number, since it is larger than the sum of its proper divisors (1).

3895790971 is an equidigital number, since it uses as much as digits as its factorization.

3895790971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4286520, while the sum is 58.

The square root of 3895790971 is about 62416.2716845535. The cubic root of 3895790971 is about 1573.4944505725.

The spelling of 3895790971 in words is "three billion, eight hundred ninety-five million, seven hundred ninety thousand, nine hundred seventy-one".