2543213235 has 16 divisors (see below), whose sum is σ = 4075948800. Its totient is φ = 1354111200.

The previous prime is 2543213219. The next prime is 2543213237. The reversal of 2543213235 is 5323123452.

It is not a de Polignac number, because 2543213235 - 2⁴ = 2543213219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2543213237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132541 + ... + 150510.

It is an arithmetic number, because the mean of its divisors is an integer number (254746800).

Almost surely, 2^2543213235 is an apocalyptic number.

2543213235 is a deficient number, since it is larger than the sum of its proper divisors (1532735565).

2543213235 is a wasteful number, since it uses less digits than its factorization.

2543213235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283658.

The product of its digits is 21600, while the sum is 30.

The square root of 2543213235 is about 50430.2809331854. The cubic root of 2543213235 is about 1364.9840972801.

Adding to 2543213235 its reverse (5323123452), we get a palindrome (7866336687).

The spelling of 2543213235 in words is "two billion, five hundred forty-three million, two hundred thirteen thousand, two hundred thirty-five".