39043234049 has 2 divisors, whose sum is σ = 39043234050. Its totient is φ = 39043234048.

The previous prime is 39043234001. The next prime is 39043234051. The reversal of 39043234049 is 94043234093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38624827024 + 418407025 = 196532^2 + 20455^2 .

It is a cyclic number.

It is not a de Polignac number, because 39043234049 - 2¹⁶ = 39043168513 is a prime.

Together with 39043234051, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 39043233997 and 39043234015.

It is not a weakly prime, because it can be changed into another prime (39043234099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19521617024 + 19521617025.

It is an arithmetic number, because the mean of its divisors is an integer number (19521617025).

Almost surely, 2^39043234049 is an apocalyptic number.

It is an amenable number.

39043234049 is a deficient number, since it is larger than the sum of its proper divisors (1).

39043234049 is an equidigital number, since it uses as much as digits as its factorization.

39043234049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 41.

The spelling of 39043234049 in words is "thirty-nine billion, forty-three million, two hundred thirty-four thousand, forty-nine".