9939113 has 4 divisors (see below), whose sum is σ = 9950208. Its totient is φ = 9928020.

The previous prime is 9939103. The next prime is 9939131. The reversal of 9939113 is 3119399.

It is a happy number.

9939113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3119399 = 373 ⋅8363.

It is a cyclic number.

It is not a de Polignac number, because 9939113 - 2⁶ = 9939049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9939103) 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, 4073 + ... + 6038.

It is an arithmetic number, because the mean of its divisors is an integer number (2487552).

Almost surely, 2^9939113 is an apocalyptic number.

It is an amenable number.

9939113 is a deficient number, since it is larger than the sum of its proper divisors (11095).

9939113 is a wasteful number, since it uses less digits than its factorization.

9939113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11094.

The product of its digits is 6561, while the sum is 35.

The square root of 9939113 is about 3152.6358812904. The cubic root of 9939113 is about 215.0053216638.

The spelling of 9939113 in words is "nine million, nine hundred thirty-nine thousand, one hundred thirteen".