6380971 has 2 divisors, whose sum is σ = 6380972. Its totient is φ = 6380970.

The previous prime is 6380963. The next prime is 6380977. The reversal of 6380971 is 1790836.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6380971 - 2³ = 6380963 is a prime.

6380971 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (6380977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3190485 + 3190486.

It is an arithmetic number, because the mean of its divisors is an integer number (3190486).

Almost surely, 2^6380971 is an apocalyptic number.

6380971 is a deficient number, since it is larger than the sum of its proper divisors (1).

6380971 is an equidigital number, since it uses as much as digits as its factorization.

6380971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 6380971 is about 2526.0583920408. The cubic root of 6380971 is about 185.4793606842.

The spelling of 6380971 in words is "six million, three hundred eighty thousand, nine hundred seventy-one".