100563103 has 2 divisors, whose sum is σ = 100563104. Its totient is φ = 100563102.

The previous prime is 100563091. The next prime is 100563149. The reversal of 100563103 is 301365001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100563103 - 2⁹ = 100562591 is a prime.

It is a super-2 number, since 2×100563103² = 20225875369977218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100563173) 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, 50281551 + 50281552.

It is an arithmetic number, because the mean of its divisors is an integer number (50281552).

Almost surely, 2^100563103 is an apocalyptic number.

100563103 is a deficient number, since it is larger than the sum of its proper divisors (1).

100563103 is an equidigital number, since it uses as much as digits as its factorization.

100563103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 100563103 is about 10028.1156255799. The cubic root of 100563103 is about 465.0284840146.

The spelling of 100563103 in words is "one hundred million, five hundred sixty-three thousand, one hundred three".