100063 has 4 divisors (see below), whose sum is σ = 102240. Its totient is φ = 97888.

The previous prime is 100057. The next prime is 100069. The reversal of 100063 is 360001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 360001 = 157 ⋅2293.

It is an interprime number because it is at equal distance from previous prime (100057) and next prime (100069).

It is a cyclic number.

It is not a de Polignac number, because 100063 - 2⁹ = 99551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100069) 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 in 3 ways as a sum of consecutive naturals, for example, 1018 + ... + 1111.

It is an arithmetic number, because the mean of its divisors is an integer number (25560).

2¹⁰⁰⁰⁶³ is an apocalyptic number.

100063 is a deficient number, since it is larger than the sum of its proper divisors (2177).

100063 is an equidigital number, since it uses as much as digits as its factorization.

100063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 100063 is about 316.3273620792. The cubic root of 100063 is about 46.4256336265.

Adding to 100063 its reverse (360001), we get a palindrome (460064).

The spelling of 100063 in words is "one hundred thousand, sixty-three".