2523432543 has 16 divisors (see below), whose sum is σ = 3384493056. Its totient is φ = 1672352640.

The previous prime is 2523432479. The next prime is 2523432559. The reversal of 2523432543 is 3452343252.

2523432543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2523432543 - 2⁶ = 2523432479 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523432563) 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, 550983 + ... + 555543.

It is an arithmetic number, because the mean of its divisors is an integer number (211530816).

Almost surely, 2^2523432543 is an apocalyptic number.

2523432543 is a deficient number, since it is larger than the sum of its proper divisors (861060513).

2523432543 is a wasteful number, since it uses less digits than its factorization.

2523432543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614.

The product of its digits is 86400, while the sum is 33.

The square root of 2523432543 is about 50233.7789042393. The cubic root of 2523432543 is about 1361.4360089717.

Adding to 2523432543 its reverse (3452343252), we get a palindrome (5975775795).

The spelling of 2523432543 in words is "two billion, five hundred twenty-three million, four hundred thirty-two thousand, five hundred forty-three".