100263563 has 8 divisors (see below), whose sum is σ = 101196000. Its totient is φ = 99335808.

The previous prime is 100263539. The next prime is 100263577. The reversal of 100263563 is 365362001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100263563 - 2²⁰ = 99214987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100263503) 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 7 ways as a sum of consecutive naturals, for example, 52595 + ... + 54467.

It is an arithmetic number, because the mean of its divisors is an integer number (12649500).

Almost surely, 2^100263563 is an apocalyptic number.

100263563 is a deficient number, since it is larger than the sum of its proper divisors (932437).

100263563 is a wasteful number, since it uses less digits than its factorization.

100263563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 100263563 is about 10013.1694782421. The cubic root of 100263563 is about 464.5663093219.

The spelling of 100263563 in words is "one hundred million, two hundred sixty-three thousand, five hundred sixty-three".