100579903 has 8 divisors (see below), whose sum is σ = 103940096. Its totient is φ = 97227000.

The previous prime is 100579883. The next prime is 100579909. The reversal of 100579903 is 309975001.

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 100579903 - 2²⁵ = 67025471 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 (100579909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50578 + ... + 52528.

It is an arithmetic number, because the mean of its divisors is an integer number (12992512).

Almost surely, 2^100579903 is an apocalyptic number.

100579903 is a deficient number, since it is larger than the sum of its proper divisors (3360193).

100579903 is a wasteful number, since it uses less digits than its factorization.

100579903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3645.

The product of its (nonzero) digits is 8505, while the sum is 34.

The square root of 100579903 is about 10028.9532355077. The cubic root of 100579903 is about 465.0543783479.

It can be divided in two parts, 1005 and 79903, that added together give a palindrome (80908).

The spelling of 100579903 in words is "one hundred million, five hundred seventy-nine thousand, nine hundred three".