106317917 has 4 divisors (see below), whose sum is σ = 107414076. Its totient is φ = 105221760.

The previous prime is 106317889. The next prime is 106317929. The reversal of 106317917 is 719713601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 719713601 = 5849 ⋅123049.

It can be written as a sum of positive squares in 2 ways, for example, as 49857721 + 56460196 = 7061^2 + 7514^2 .

It is a cyclic number.

It is not a de Polignac number, because 106317917 - 2¹⁶ = 106252381 is a prime.

It is a super-2 number, since 2×106317917² = 22606998950437778, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106317997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547934 + ... + 548127.

It is an arithmetic number, because the mean of its divisors is an integer number (26853519).

Almost surely, 2^106317917 is an apocalyptic number.

It is an amenable number.

106317917 is a deficient number, since it is larger than the sum of its proper divisors (1096159).

106317917 is an equidigital number, since it uses as much as digits as its factorization.

106317917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096158.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 106317917 is about 10311.0579961515. The cubic root of 106317917 is about 473.7350157123.

The spelling of 106317917 in words is "one hundred six million, three hundred seventeen thousand, nine hundred seventeen".