1008313 has 4 divisors (see below), whose sum is σ = 1032948. Its totient is φ = 983680.

The previous prime is 1008263. The next prime is 1008317. The reversal of 1008313 is 3138001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3138001 = 109 ⋅28789.

It can be written as a sum of positive squares in 2 ways, for example, as 71289 + 937024 = 267^2 + 968^2 .

It is a cyclic number.

It is not a de Polignac number, because 1008313 - 2⁹ = 1007801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1008317) 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, 12256 + ... + 12337.

It is an arithmetic number, because the mean of its divisors is an integer number (258237).

2^1008313 is an apocalyptic number.

It is an amenable number.

1008313 is a deficient number, since it is larger than the sum of its proper divisors (24635).

1008313 is an equidigital number, since it uses as much as digits as its factorization.

1008313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24634.

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

The square root of 1008313 is about 1004.1478974733. The cubic root of 1008313 is about 100.2763356825.

The spelling of 1008313 in words is "one million, eight thousand, three hundred thirteen".