4320311 has 2 divisors, whose sum is σ = 4320312. Its totient is φ = 4320310.

The previous prime is 4320299. The next prime is 4320313. The reversal of 4320311 is 1130234.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4320311 - 2⁶ = 4320247 is a prime.

Together with 4320313, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4320313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160155 + 2160156.

It is an arithmetic number, because the mean of its divisors is an integer number (2160156).

Almost surely, 2^4320311 is an apocalyptic number.

4320311 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320311 is an equidigital number, since it uses as much as digits as its factorization.

4320311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 4320311 is about 2078.5357827086. The cubic root of 4320311 is about 162.8689651606.

Adding to 4320311 its reverse (1130234), we get a palindrome (5450545).

The spelling of 4320311 in words is "four million, three hundred twenty thousand, three hundred eleven".