2313523813 has 2 divisors, whose sum is σ = 2313523814. Its totient is φ = 2313523812.

The previous prime is 2313523799. The next prime is 2313523859. The reversal of 2313523813 is 3183253132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2157323809 + 156200004 = 46447^2 + 12498^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313523813 - 2⁵ = 2313523781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2313523873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156761906 + 1156761907.

It is an arithmetic number, because the mean of its divisors is an integer number (1156761907).

Almost surely, 2^2313523813 is an apocalyptic number.

It is an amenable number.

2313523813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313523813 is an equidigital number, since it uses as much as digits as its factorization.

2313523813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 31.

The square root of 2313523813 is about 48099.1040768952. The cubic root of 2313523813 is about 1322.5882437250.

Adding to 2313523813 its reverse (3183253132), we get a palindrome (5496776945).

The spelling of 2313523813 in words is "two billion, three hundred thirteen million, five hundred twenty-three thousand, eight hundred thirteen".