1000100563 has 16 divisors (see below), whose sum is σ = 1268017920. Its totient is φ = 766087200.

The previous prime is 1000100561. The next prime is 1000100567. The reversal of 1000100563 is 3650010001.

It is a cyclic number.

It is not a de Polignac number, because 1000100563 - 2¹ = 1000100561 is a prime.

It is a super-2 number, since 2×1000100563² = 2000402272225833938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000100561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105528 + ... + 114613.

It is an arithmetic number, because the mean of its divisors is an integer number (79251120).

Almost surely, 2^1000100563 is an apocalyptic number.

1000100563 is a deficient number, since it is larger than the sum of its proper divisors (267917357).

1000100563 is a wasteful number, since it uses less digits than its factorization.

1000100563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220218.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 1000100563 is about 31624.3666023527. The cubic root of 1000100563 is about 1000.0335198764.

Adding to 1000100563 its reverse (3650010001), we get a palindrome (4650110564).

The spelling of 1000100563 in words is "one billion, one hundred thousand, five hundred sixty-three".