9319999139 has 4 divisors (see below), whose sum is σ = 10167271800. Its totient is φ = 8472726480.

The previous prime is 9319999121. The next prime is 9319999163.

9319999139 is nontrivially palindromic in base 10.

9319999139 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.

It is a cyclic number.

It is not a de Polignac number, because 9319999139 - 2¹⁶ = 9319933603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9319999109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423636314 + ... + 423636335.

It is an arithmetic number, because the mean of its divisors is an integer number (2541817950).

Almost surely, 2^9319999139 is an apocalyptic number.

9319999139 is a deficient number, since it is larger than the sum of its proper divisors (847272661).

9319999139 is a wasteful number, since it uses less digits than its factorization.

9319999139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847272660.

The product of its digits is 4782969, while the sum is 62.

The square root of 9319999139 is about 96540.1426298926. The cubic root of 9319999139 is about 2104.4500598465.

The spelling of 9319999139 in words is "nine billion, three hundred nineteen million, nine hundred ninety-nine thousand, one hundred thirty-nine".