2543235316 has 12 divisors (see below), whose sum is σ = 4534636932. Its totient is φ = 1247624768.

The previous prime is 2543235271. The next prime is 2543235341. The reversal of 2543235316 is 6135323452.

It can be written as a sum of positive squares in 2 ways, for example, as 2227462416 + 315772900 = 47196^2 + 17770^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5997985 + ... + 5998408.

It is an arithmetic number, because the mean of its divisors is an integer number (377886411).

Almost surely, 2^2543235316 is an apocalyptic number.

It is an amenable number.

2543235316 is a deficient number, since it is larger than the sum of its proper divisors (1991401616).

2543235316 is a wasteful number, since it uses less digits than its factorization.

2543235316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11996450 (or 11996448 counting only the distinct ones).

The product of its digits is 64800, while the sum is 34.

The square root of 2543235316 is about 50430.4998587165. The cubic root of 2543235316 is about 1364.9880476799.

Adding to 2543235316 its reverse (6135323452), we get a palindrome (8678558768).

The spelling of 2543235316 in words is "two billion, five hundred forty-three million, two hundred thirty-five thousand, three hundred sixteen".