5250428543 has 4 divisors (see below), whose sum is σ = 5250623400. Its totient is φ = 5250233688.

The previous prime is 5250428509. The next prime is 5250428551. The reversal of 5250428543 is 3458240525.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5250428543 - 2²⁶ = 5183319679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5250428497 and 5250428506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250428503) 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, 48980 + ... + 113577.

It is an arithmetic number, because the mean of its divisors is an integer number (1312655850).

Almost surely, 2^5250428543 is an apocalyptic number.

5250428543 is a deficient number, since it is larger than the sum of its proper divisors (194857).

5250428543 is a wasteful number, since it uses less digits than its factorization.

5250428543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194856.

The product of its (nonzero) digits is 192000, while the sum is 38.

The square root of 5250428543 is about 72459.8408982520. The cubic root of 5250428543 is about 1738.0606108990.

The spelling of 5250428543 in words is "five billion, two hundred fifty million, four hundred twenty-eight thousand, five hundred forty-three".