5129543 has 4 divisors (see below), whose sum is σ = 5135520. Its totient is φ = 5123568.

The previous prime is 5129489. The next prime is 5129557. The reversal of 5129543 is 3459215.

5129543 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3459215 = 5 ⋅691843.

It is a cyclic number.

It is not a de Polignac number, because 5129543 - 2⁶ = 5129479 is a prime.

It is a super-2 number, since 2×5129543² = 52624422777698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5125543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430 + ... + 3507.

It is an arithmetic number, because the mean of its divisors is an integer number (1283880).

Almost surely, 2^5129543 is an apocalyptic number.

5129543 is a deficient number, since it is larger than the sum of its proper divisors (5977).

5129543 is a wasteful number, since it uses less digits than its factorization.

5129543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5976.

The product of its digits is 5400, while the sum is 29.

The square root of 5129543 is about 2264.8494431198. The cubic root of 5129543 is about 172.4617908791.

The spelling of 5129543 in words is "five million, one hundred twenty-nine thousand, five hundred forty-three".