39412959539 has 2 divisors, whose sum is σ = 39412959540. Its totient is φ = 39412959538.

The previous prime is 39412959473. The next prime is 39412959569. The reversal of 39412959539 is 93595921493.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39412959539 is a prime.

It is not a weakly prime, because it can be changed into another prime (39412959569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19706479769 + 19706479770.

It is an arithmetic number, because the mean of its divisors is an integer number (19706479770).

Almost surely, 2^39412959539 is an apocalyptic number.

39412959539 is a deficient number, since it is larger than the sum of its proper divisors (1).

39412959539 is an equidigital number, since it uses as much as digits as its factorization.

39412959539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11809800, while the sum is 59.

The spelling of 39412959539 in words is "thirty-nine billion, four hundred twelve million, nine hundred fifty-nine thousand, five hundred thirty-nine".