2543025253 has 4 divisors (see below), whose sum is σ = 2550571660. Its totient is φ = 2535478848.

The previous prime is 2543025229. The next prime is 2543025271. The reversal of 2543025253 is 3525203452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 277455649 + 2265569604 = 16657^2 + 47598^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543025253 - 2⁹ = 2543024741 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 (2543020253) 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, 3772698 + ... + 3773371.

It is an arithmetic number, because the mean of its divisors is an integer number (637642915).

Almost surely, 2^2543025253 is an apocalyptic number.

It is an amenable number.

2543025253 is a deficient number, since it is larger than the sum of its proper divisors (7546407).

2543025253 is an equidigital number, since it uses as much as digits as its factorization.

2543025253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546406.

The product of its (nonzero) digits is 36000, while the sum is 31.

The square root of 2543025253 is about 50428.4171177323. The cubic root of 2543025253 is about 1364.9504654479.

The spelling of 2543025253 in words is "two billion, five hundred forty-three million, twenty-five thousand, two hundred fifty-three".