2543455213 has 32 divisors (see below), whose sum is σ = 2880541440. Its totient is φ = 2230325760.

The previous prime is 2543455183. The next prime is 2543455219. The reversal of 2543455213 is 3125543452.

It is not a de Polignac number, because 2543455213 - 2¹³ = 2543447021 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 (2543455219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5056320 + ... + 5056822.

It is an arithmetic number, because the mean of its divisors is an integer number (90016920).

Almost surely, 2^2543455213 is an apocalyptic number.

It is an amenable number.

2543455213 is a deficient number, since it is larger than the sum of its proper divisors (337086227).

2543455213 is a wasteful number, since it uses less digits than its factorization.

2543455213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789.

The product of its digits is 72000, while the sum is 34.

The square root of 2543455213 is about 50432.6800100887. The cubic root of 2543455213 is about 1365.0273870893.

Adding to 2543455213 its reverse (3125543452), we get a palindrome (5668998665).

The spelling of 2543455213 in words is "two billion, five hundred forty-three million, four hundred fifty-five thousand, two hundred thirteen".