39039113 has 4 divisors (see below), whose sum is σ = 39397380. Its totient is φ = 38680848.

The previous prime is 39039103. The next prime is 39039131. The reversal of 39039113 is 31193093.

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 31047184 + 7991929 = 5572^2 + 2827^2 .

It is a cyclic number.

It is not a de Polignac number, because 39039113 - 2⁴ = 39039097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39039103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178970 + ... + 179187.

It is an arithmetic number, because the mean of its divisors is an integer number (9849345).

Almost surely, 2^39039113 is an apocalyptic number.

It is an amenable number.

39039113 is a deficient number, since it is larger than the sum of its proper divisors (358267).

39039113 is a wasteful number, since it uses less digits than its factorization.

39039113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358266.

The product of its (nonzero) digits is 2187, while the sum is 29.

The square root of 39039113 is about 6248.1287598768. The cubic root of 39039113 is about 339.2344743324.

The spelling of 39039113 in words is "thirty-nine million, thirty-nine thousand, one hundred thirteen".