3184121 has 2 divisors, whose sum is σ = 3184122. Its totient is φ = 3184120.

The previous prime is 3184099. The next prime is 3184123. The reversal of 3184121 is 1214813.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3024121 + 160000 = 1739^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 3184121 - 2⁶ = 3184057 is a prime.

Together with 3184123, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3184093 and 3184102.

It is not a weakly prime, because it can be changed into another prime (3184123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1592060 + 1592061.

It is an arithmetic number, because the mean of its divisors is an integer number (1592061).

Almost surely, 2^3184121 is an apocalyptic number.

It is an amenable number.

3184121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3184121 is an equidigital number, since it uses as much as digits as its factorization.

3184121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192, while the sum is 20.

The square root of 3184121 is about 1784.4105469314. The cubic root of 3184121 is about 147.1171109274.

Adding to 3184121 its reverse (1214813), we get a palindrome (4398934).

The spelling of 3184121 in words is "three million, one hundred eighty-four thousand, one hundred twenty-one".