9990328303 has 2 divisors, whose sum is σ = 9990328304. Its totient is φ = 9990328302.

The previous prime is 9990328297. The next prime is 9990328357. The reversal of 9990328303 is 3038230999.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3038230999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9990328303 - 2²¹ = 9988231151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9990328363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4995164151 + 4995164152.

It is an arithmetic number, because the mean of its divisors is an integer number (4995164152).

Almost surely, 2^9990328303 is an apocalyptic number.

9990328303 is a deficient number, since it is larger than the sum of its proper divisors (1).

9990328303 is an equidigital number, since it uses as much as digits as its factorization.

9990328303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 46.

The square root of 9990328303 is about 99951.6298166268. The cubic root of 9990328303 is about 2153.7398980055.

The spelling of 9990328303 in words is "nine billion, nine hundred ninety million, three hundred twenty-eight thousand, three hundred three".