2543124530 has 16 divisors (see below), whose sum is σ = 4579623360. Its totient is φ = 1016805552.

The previous prime is 2543124527. The next prime is 2543124539. The reversal of 2543124530 is 354213452.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2543124493 and 2543124502.

It is not an unprimeable number, because it can be changed into a prime (2543124539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30974 + ... + 77753.

It is an arithmetic number, because the mean of its divisors is an integer number (286226460).

Almost surely, 2^2543124530 is an apocalyptic number.

2543124530 is a deficient number, since it is larger than the sum of its proper divisors (2036498830).

2543124530 is a wasteful number, since it uses less digits than its factorization.

2543124530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111073.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2543124530 is about 50429.4014439989. The cubic root of 2543124530 is about 1364.9682272880.

Adding to 2543124530 its reverse (354213452), we get a palindrome (2897337982).

The spelling of 2543124530 in words is "two billion, five hundred forty-three million, one hundred twenty-four thousand, five hundred thirty".