39197302073 has 2 divisors, whose sum is σ = 39197302074. Its totient is φ = 39197302072.

The previous prime is 39197302031. The next prime is 39197302129. The reversal of 39197302073 is 37020379193.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32592164089 + 6605137984 = 180533^2 + 81272^2 .

It is a cyclic number.

It is not a de Polignac number, because 39197302073 - 2⁸ = 39197301817 is a prime.

It is not a weakly prime, because it can be changed into another prime (39197305073) 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, 19598651036 + 19598651037.

It is an arithmetic number, because the mean of its divisors is an integer number (19598651037).

Almost surely, 2^39197302073 is an apocalyptic number.

It is an amenable number.

39197302073 is a deficient number, since it is larger than the sum of its proper divisors (1).

39197302073 is an equidigital number, since it uses as much as digits as its factorization.

39197302073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 214326, while the sum is 44.

The spelling of 39197302073 in words is "thirty-nine billion, one hundred ninety-seven million, three hundred two thousand, seventy-three".