100011617 has 4 divisors (see below), whose sum is σ = 100032660. Its totient is φ = 99990576.

The previous prime is 100011599. The next prime is 100011619. The reversal of 100011617 is 716110001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87684496 + 12327121 = 9364^2 + 3511^2 .

It is a cyclic number.

It is not a de Polignac number, because 100011617 - 2⁸ = 100011361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100011595 and 100011604.

It is not an unprimeable number, because it can be changed into a prime (100011619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359 + ... + 14147.

It is an arithmetic number, because the mean of its divisors is an integer number (25008165).

Almost surely, 2^100011617 is an apocalyptic number.

It is an amenable number.

100011617 is a deficient number, since it is larger than the sum of its proper divisors (21043).

100011617 is an equidigital number, since it uses as much as digits as its factorization.

100011617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21042.

The product of its (nonzero) digits is 42, while the sum is 17.

The square root of 100011617 is about 10000.5808331316. The cubic root of 100011617 is about 464.1768564445.

Adding to 100011617 its reverse (716110001), we get a palindrome (816121618).

The spelling of 100011617 in words is "one hundred million, eleven thousand, six hundred seventeen".