2316540613 has 4 divisors (see below), whose sum is σ = 2317155148. Its totient is φ = 2315926080.

The previous prime is 2316540599. The next prime is 2316540617. The reversal of 2316540613 is 3160456132.

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 826735009 + 1489805604 = 28753^2 + 38598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2316540613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2316540617) 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, 301578 + ... + 309163.

It is an arithmetic number, because the mean of its divisors is an integer number (579288787).

Almost surely, 2^2316540613 is an apocalyptic number.

It is an amenable number.

2316540613 is a deficient number, since it is larger than the sum of its proper divisors (614535).

2316540613 is an equidigital number, since it uses as much as digits as its factorization.

2316540613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614534.

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

The square root of 2316540613 is about 48130.4541117160. The cubic root of 2316540613 is about 1323.1628723721.

Adding to 2316540613 its reverse (3160456132), we get a palindrome (5476996745).

The spelling of 2316540613 in words is "two billion, three hundred sixteen million, five hundred forty thousand, six hundred thirteen".