800004311 has 2 divisors, whose sum is σ = 800004312. Its totient is φ = 800004310.

The previous prime is 800004287. The next prime is 800004319. The reversal of 800004311 is 113400008.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 800004311 - 2¹⁴ = 799987927 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 800004311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800004319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400002155 + 400002156.

It is an arithmetic number, because the mean of its divisors is an integer number (400002156).

Almost surely, 2^800004311 is an apocalyptic number.

800004311 is a deficient number, since it is larger than the sum of its proper divisors (1).

800004311 is an equidigital number, since it uses as much as digits as its factorization.

800004311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 800004311 is about 28284.3474557926. The cubic root of 800004311 is about 928.3194342103.

Adding to 800004311 its reverse (113400008), we get a palindrome (913404319).

The spelling of 800004311 in words is "eight hundred million, four thousand, three hundred eleven".