100009105 has 8 divisors (see below), whose sum is σ = 137155392. Its totient is φ = 68577648.

The previous prime is 100009097. The next prime is 100009153. The reversal of 100009105 is 501900001.

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 100009105 - 2³ = 100009097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428667 + ... + 1428736.

It is an arithmetic number, because the mean of its divisors is an integer number (17144424).

Almost surely, 2^100009105 is an apocalyptic number.

It is an amenable number.

100009105 is a deficient number, since it is larger than the sum of its proper divisors (37146287).

100009105 is an equidigital number, since it uses as much as digits as its factorization.

100009105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857415.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 100009105 is about 10000.4552396378. The cubic root of 100009105 is about 464.1729701559.

Adding to 100009105 its reverse (501900001), we get a palindrome (601909106).

The spelling of 100009105 in words is "one hundred million, nine thousand, one hundred five".