999967103 has 2 divisors, whose sum is σ = 999967104. Its totient is φ = 999967102.

The previous prime is 999967099. The next prime is 999967117. The reversal of 999967103 is 301769999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 999967103 - 2² = 999967099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999960103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499983551 + 499983552.

It is an arithmetic number, because the mean of its divisors is an integer number (499983552).

Almost surely, 2^999967103 is an apocalyptic number.

999967103 is a deficient number, since it is larger than the sum of its proper divisors (1).

999967103 is an equidigital number, since it uses as much as digits as its factorization.

999967103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 826686, while the sum is 53.

The square root of 999967103 is about 31622.2564501650. The cubic root of 999967103 is about 999.9890342131.

The spelling of 999967103 in words is "nine hundred ninety-nine million, nine hundred sixty-seven thousand, one hundred three".