39915482113 has 4 divisors (see below), whose sum is σ = 42985903828. Its totient is φ = 36845060400.

The previous prime is 39915482077. The next prime is 39915482137. The reversal of 39915482113 is 31128451993.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5835737664 + 34079744449 = 76392^2 + 184607^2 .

It is a cyclic number.

It is not a de Polignac number, because 39915482113 - 2⁹ = 39915481601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39915482143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1535210838 + ... + 1535210863.

It is an arithmetic number, because the mean of its divisors is an integer number (10746475957).

Almost surely, 2^39915482113 is an apocalyptic number.

It is an amenable number.

39915482113 is a deficient number, since it is larger than the sum of its proper divisors (3070421715).

39915482113 is a wasteful number, since it uses less digits than its factorization.

39915482113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070421714.

The product of its digits is 233280, while the sum is 46.

The spelling of 39915482113 in words is "thirty-nine billion, nine hundred fifteen million, four hundred eighty-two thousand, one hundred thirteen".