801000313 has 4 divisors (see below), whose sum is σ = 820536948. Its totient is φ = 781463680.

The previous prime is 801000293. The next prime is 801000337. The reversal of 801000313 is 313000108.

801000313 = 20012² + 20013².

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

It can be written as a sum of positive squares in 2 ways, for example, as 400520169 + 400480144 = 20013^2 + 20012^2 .

It is a cyclic number.

It is not a de Polignac number, because 801000313 - 2⁵ = 801000281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (801000113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9768256 + ... + 9768337.

It is an arithmetic number, because the mean of its divisors is an integer number (205134237).

Almost surely, 2^801000313 is an apocalyptic number.

801000313 is the 20013-rd centered square number.

It is an amenable number.

801000313 is a deficient number, since it is larger than the sum of its proper divisors (19536635).

801000313 is a wasteful number, since it uses less digits than its factorization.

801000313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19536634.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 801000313 is about 28301.9489258249. The cubic root of 801000313 is about 928.7045257049.

The spelling of 801000313 in words is "eight hundred one million, three hundred thirteen", and thus it is an aban number.