39030973 has 2 divisors, whose sum is σ = 39030974. Its totient is φ = 39030972.

The previous prime is 39030947. The next prime is 39031001. The reversal of 39030973 is 37903093.

39030973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30891364 + 8139609 = 5558^2 + 2853^2 .

It is an emirp because it is prime and its reverse (37903093) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39030973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39030913) 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, 19515486 + 19515487.

It is an arithmetic number, because the mean of its divisors is an integer number (19515487).

Almost surely, 2^39030973 is an apocalyptic number.

It is an amenable number.

39030973 is a deficient number, since it is larger than the sum of its proper divisors (1).

39030973 is an equidigital number, since it uses as much as digits as its factorization.

39030973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15309, while the sum is 34.

The square root of 39030973 is about 6247.4773308912. The cubic root of 39030973 is about 339.2108948984.

The spelling of 39030973 in words is "thirty-nine million, thirty thousand, nine hundred seventy-three".