2020313 has 2 divisors, whose sum is σ = 2020314. Its totient is φ = 2020312.

The previous prime is 2020309. The next prime is 2020321. The reversal of 2020313 is 3130202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1993744 + 26569 = 1412^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020313 - 2² = 2020309 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2020294 and 2020303.

It is not a weakly prime, because it can be changed into another prime (2020393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010156 + 1010157.

It is an arithmetic number, because the mean of its divisors is an integer number (1010157).

2^2020313 is an apocalyptic number.

It is an amenable number.

2020313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020313 is an equidigital number, since it uses as much as digits as its factorization.

2020313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2020313 is about 1421.3771491058. The cubic root of 2020313 is about 126.4172152819.

Adding to 2020313 its reverse (3130202), we get a palindrome (5150515).

The spelling of 2020313 in words is "two million, twenty thousand, three hundred thirteen".