4811321 has 2 divisors, whose sum is σ = 4811322. Its totient is φ = 4811320.

The previous prime is 4811311. The next prime is 4811329. The reversal of 4811321 is 1231184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4791721 + 19600 = 2189^2 + 140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4811321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4811293 and 4811302.

It is not a weakly prime, because it can be changed into another prime (4811329) 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 as a sum of consecutive naturals, namely, 2405660 + 2405661.

It is an arithmetic number, because the mean of its divisors is an integer number (2405661).

Almost surely, 2^4811321 is an apocalyptic number.

It is an amenable number.

4811321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4811321 is an equidigital number, since it uses as much as digits as its factorization.

4811321 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4811321 is about 2193.4723613486. The cubic root of 4811321 is about 168.8190470073.

The spelling of 4811321 in words is "four million, eight hundred eleven thousand, three hundred twenty-one".