100005115 has 16 divisors (see below), whose sum is σ = 137315520. Its totient is φ = 68492160.

The previous prime is 100005107. The next prime is 100005121. The reversal of 100005115 is 511500001.

It is not a de Polignac number, because 100005115 - 2³ = 100005107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100005095 and 100005104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47301 + ... + 49369.

It is an arithmetic number, because the mean of its divisors is an integer number (8582220).

Almost surely, 2^100005115 is an apocalyptic number.

100005115 is a deficient number, since it is larger than the sum of its proper divisors (37310405).

100005115 is a wasteful number, since it uses less digits than its factorization.

100005115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462.

The product of its (nonzero) digits is 25, while the sum is 13.

The square root of 100005115 is about 10000.2557467297. The cubic root of 100005115 is about 464.1667971353.

Adding to 100005115 its reverse (511500001), we get a palindrome (611505116).

The spelling of 100005115 in words is "one hundred million, five thousand, one hundred fifteen".