324717121 has 4 divisors (see below), whose sum is σ = 327932244. Its totient is φ = 321502000.

The previous prime is 324717109. The next prime is 324717149. The reversal of 324717121 is 121717423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121717423 = 101 ⋅1205123.

It can be written as a sum of positive squares in 2 ways, for example, as 167340096 + 157377025 = 12936^2 + 12545^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324717121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 324717121.

It is not an unprimeable number, because it can be changed into a prime (324717181) 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, 1607410 + ... + 1607611.

It is an arithmetic number, because the mean of its divisors is an integer number (81983061).

Almost surely, 2^324717121 is an apocalyptic number.

It is an amenable number.

324717121 is a deficient number, since it is larger than the sum of its proper divisors (3215123).

324717121 is a wasteful number, since it uses less digits than its factorization.

324717121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215122.

The product of its digits is 2352, while the sum is 28.

The square root of 324717121 is about 18019.9090175284. The cubic root of 324717121 is about 687.3348996828.

The spelling of 324717121 in words is "three hundred twenty-four million, seven hundred seventeen thousand, one hundred twenty-one".