39304342897 has 2 divisors, whose sum is σ = 39304342898. Its totient is φ = 39304342896.

The previous prime is 39304342807. The next prime is 39304342919. The reversal of 39304342897 is 79824340393.

It is a happy number.

39304342897 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 can be written as a sum of positive squares in only one way, i.e., 20789025856 + 18515317041 = 144184^2 + 136071^2 .

It is a cyclic number.

It is not a de Polignac number, because 39304342897 - 2¹¹ = 39304340849 is a prime.

It is not a weakly prime, because it can be changed into another prime (39304342807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19652171448 + 19652171449.

It is an arithmetic number, because the mean of its divisors is an integer number (19652171449).

Almost surely, 2^39304342897 is an apocalyptic number.

It is an amenable number.

39304342897 is a deficient number, since it is larger than the sum of its proper divisors (1).

39304342897 is an equidigital number, since it uses as much as digits as its factorization.

39304342897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 39304342897 in words is "thirty-nine billion, three hundred four million, three hundred forty-two thousand, eight hundred ninety-seven".