39000971 has 2 divisors, whose sum is σ = 39000972. Its totient is φ = 39000970.

The previous prime is 39000961. The next prime is 39000979. The reversal of 39000971 is 17900093.

39000971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (17900093) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39000971 - 2¹⁸ = 38738827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (39000979) 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, 19500485 + 19500486.

It is an arithmetic number, because the mean of its divisors is an integer number (19500486).

Almost surely, 2^39000971 is an apocalyptic number.

39000971 is a deficient number, since it is larger than the sum of its proper divisors (1).

39000971 is an equidigital number, since it uses as much as digits as its factorization.

39000971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 39000971 is about 6245.0757401332. The cubic root of 39000971 is about 339.1239586937.

The spelling of 39000971 in words is "thirty-nine million, nine hundred seventy-one", and thus it is an aban number.