9978103 has 2 divisors, whose sum is σ = 9978104. Its totient is φ = 9978102.

The previous prime is 9978079. The next prime is 9978119. The reversal of 9978103 is 3018799.

9978103 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9978103 - 2¹⁷ = 9847031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9972103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4989051 + 4989052.

It is an arithmetic number, because the mean of its divisors is an integer number (4989052).

Almost surely, 2^9978103 is an apocalyptic number.

9978103 is a deficient number, since it is larger than the sum of its proper divisors (1).

9978103 is an equidigital number, since it uses as much as digits as its factorization.

9978103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 9978103 is about 3158.8135430886. The cubic root of 9978103 is about 215.2861018970.

The spelling of 9978103 in words is "nine million, nine hundred seventy-eight thousand, one hundred three".