2543708313 has 8 divisors (see below), whose sum is σ = 3768456800. Its totient is φ = 1695805524.

The previous prime is 2543708303. The next prime is 2543708329. The reversal of 2543708313 is 3138073452.

2543708313 is a `hidden beast` number, since 254 + 370 + 8 + 31 + 3 = 666.

It is not a de Polignac number, because 2543708313 - 2⁹ = 2543707801 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2543708303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47105683 + ... + 47105736.

It is an arithmetic number, because the mean of its divisors is an integer number (471057100).

Almost surely, 2^2543708313 is an apocalyptic number.

It is an amenable number.

2543708313 is a deficient number, since it is larger than the sum of its proper divisors (1224748487).

2543708313 is an equidigital number, since it uses as much as digits as its factorization.

2543708313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94211428 (or 94211422 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 2543708313 is about 50435.1892333121. The cubic root of 2543708313 is about 1365.0726636840.

The spelling of 2543708313 in words is "two billion, five hundred forty-three million, seven hundred eight thousand, three hundred thirteen".