9931938703 has 2 divisors, whose sum is σ = 9931938704. Its totient is φ = 9931938702.

The previous prime is 9931938701. The next prime is 9931938707. The reversal of 9931938703 is 3078391399.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9931938703 - 2¹ = 9931938701 is a prime.

Together with 9931938701, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9931938701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4965969351 + 4965969352.

It is an arithmetic number, because the mean of its divisors is an integer number (4965969352).

Almost surely, 2^9931938703 is an apocalyptic number.

9931938703 is a deficient number, since it is larger than the sum of its proper divisors (1).

9931938703 is an equidigital number, since it uses as much as digits as its factorization.

9931938703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The square root of 9931938703 is about 99659.1124935397. The cubic root of 9931938703 is about 2149.5357716296.

The spelling of 9931938703 in words is "nine billion, nine hundred thirty-one million, nine hundred thirty-eight thousand, seven hundred three".