2543113252 has 12 divisors (see below), whose sum is σ = 4451762700. Its totient is φ = 1271181056.

The previous prime is 2543113247. The next prime is 2543113259. The reversal of 2543113252 is 2523113452.

It can be written as a sum of positive squares in 2 ways, for example, as 9400356 + 2533712896 = 3066^2 + 50336^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2543113252.

It is not an unprimeable number, because it can be changed into a prime (2543113259) 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, 78373 + ... + 105964.

It is an arithmetic number, because the mean of its divisors is an integer number (370980225).

Almost surely, 2^2543113252 is an apocalyptic number.

It is an amenable number.

2543113252 is a deficient number, since it is larger than the sum of its proper divisors (1908649448).

2543113252 is a wasteful number, since it uses less digits than its factorization.

2543113252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187790 (or 187788 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 2543113252 is about 50429.2896241857. The cubic root of 2543113252 is about 1364.9662095425.

It can be divided in two parts, 25431 and 13252, that added together give a palindrome (38683).

The spelling of 2543113252 in words is "two billion, five hundred forty-three million, one hundred thirteen thousand, two hundred fifty-two".