5678311 has 4 divisors (see below), whose sum is σ = 5686624. Its totient is φ = 5670000.

The previous prime is 5678293. The next prime is 5678327. The reversal of 5678311 is 1138765.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5678311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5678341) 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, 3030 + ... + 4531.

It is an arithmetic number, because the mean of its divisors is an integer number (1421656).

Almost surely, 2^5678311 is an apocalyptic number.

5678311 is a deficient number, since it is larger than the sum of its proper divisors (8313).

5678311 is an equidigital number, since it uses as much as digits as its factorization.

5678311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312.

The product of its digits is 5040, while the sum is 31.

The square root of 5678311 is about 2382.9206868883. The cubic root of 5678311 is about 178.4047411551.

The spelling of 5678311 in words is "five million, six hundred seventy-eight thousand, three hundred eleven".