9916903 has 2 divisors, whose sum is σ = 9916904. Its totient is φ = 9916902.

The previous prime is 9916891. The next prime is 9916939. The reversal of 9916903 is 3096199.

It is a weak prime.

It is an emirp because it is prime and its reverse (3096199) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9916903 - 2⁹ = 9916391 is a prime.

It is a super-2 number, since 2×9916903² = 196689930222818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9916003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4958451 + 4958452.

It is an arithmetic number, because the mean of its divisors is an integer number (4958452).

Almost surely, 2^9916903 is an apocalyptic number.

9916903 is a deficient number, since it is larger than the sum of its proper divisors (1).

9916903 is an equidigital number, since it uses as much as digits as its factorization.

9916903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 9916903 is about 3149.1114619842. Note that the first 3 decimals coincide. The cubic root of 9916903 is about 214.8450515081.

The spelling of 9916903 in words is "nine million, nine hundred sixteen thousand, nine hundred three".