9999997003 has 2 divisors, whose sum is σ = 9999997004. Its totient is φ = 9999997002.

The previous prime is 9999996991. The next prime is 9999997043. The reversal of 9999997003 is 3007999999.

9999997003 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9999997003 - 2¹³ = 9999988811 is a prime.

It is not a weakly prime, because it can be changed into another prime (9999997043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999998501 + 4999998502.

It is an arithmetic number, because the mean of its divisors is an integer number (4999998502).

Almost surely, 2^9999997003 is an apocalyptic number.

9999997003 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999997003 is an equidigital number, since it uses as much as digits as its factorization.

9999997003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11160261, while the sum is 64.

The square root of 9999997003 is about 99999.9850149989. The cubic root of 9999997003 is about 2154.4344748038.

The spelling of 9999997003 in words is "nine billion, nine hundred ninety-nine million, nine hundred ninety-seven thousand, three".