122617 has 8 divisors (see below), whose sum is σ = 136512. Its totient is φ = 109200.

The previous prime is 122611. The next prime is 122651. The reversal of 122617 is 716221.

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 122617 - 2³ = 122609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122594 and 122603.

It is not an unprimeable number, because it can be changed into a prime (122611) 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 7 ways as a sum of consecutive naturals, for example, 703 + ... + 859.

It is an arithmetic number, because the mean of its divisors is an integer number (17064).

2¹²²⁶¹⁷ is an apocalyptic number.

It is an amenable number.

122617 is a deficient number, since it is larger than the sum of its proper divisors (13895).

122617 is a wasteful number, since it uses less digits than its factorization.

122617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239.

The product of its digits is 168, while the sum is 19.

The square root of 122617 is about 350.1671029666. The cubic root of 122617 is about 49.6802259172.

Adding to 122617 its reverse (716221), we get a palindrome (838838).

The spelling of 122617 in words is "one hundred twenty-two thousand, six hundred seventeen".