4316321 has 2 divisors, whose sum is σ = 4316322. Its totient is φ = 4316320.

The previous prime is 4316311. The next prime is 4316327. The reversal of 4316321 is 1236134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3841600 + 474721 = 1960^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 4316321 - 2¹⁴ = 4299937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4316293 and 4316302.

It is not a weakly prime, because it can be changed into another prime (4316327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2158160 + 2158161.

It is an arithmetic number, because the mean of its divisors is an integer number (2158161).

Almost surely, 2^4316321 is an apocalyptic number.

It is an amenable number.

4316321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4316321 is an equidigital number, since it uses as much as digits as its factorization.

4316321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 4316321 is about 2077.5757507249. The cubic root of 4316321 is about 162.8188107984.

The spelling of 4316321 in words is "four million, three hundred sixteen thousand, three hundred twenty-one".