17012117 has 4 divisors (see below), whose sum is σ = 17023980. Its totient is φ = 17000256.

The previous prime is 17012101. The next prime is 17012131. The reversal of 17012117 is 71121071.

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 10666756 + 6345361 = 3266^2 + 2519^2 .

It is a cyclic number.

It is not a de Polignac number, because 17012117 - 2⁴ = 17012101 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 (17012917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3428 + ... + 6765.

It is an arithmetic number, because the mean of its divisors is an integer number (4255995).

Almost surely, 2^17012117 is an apocalyptic number.

It is an amenable number.

17012117 is a deficient number, since it is larger than the sum of its proper divisors (11863).

17012117 is a wasteful number, since it uses less digits than its factorization.

17012117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11862.

The product of its (nonzero) digits is 98, while the sum is 20.

The square root of 17012117 is about 4124.5747659607. The cubic root of 17012117 is about 257.1892351827.

Adding to 17012117 its reverse (71121071), we get a palindrome (88133188).

The spelling of 17012117 in words is "seventeen million, twelve thousand, one hundred seventeen".