5215543 has 4 divisors (see below), whose sum is σ = 5326560. Its totient is φ = 5104528.

The previous prime is 5215537. The next prime is 5215547. The reversal of 5215543 is 3455125.

5215543 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5215543 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 (5215547) 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, 55438 + ... + 55531.

It is an arithmetic number, because the mean of its divisors is an integer number (1331640).

Almost surely, 2^5215543 is an apocalyptic number.

5215543 is a deficient number, since it is larger than the sum of its proper divisors (111017).

5215543 is a wasteful number, since it uses less digits than its factorization.

5215543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111016.

The product of its digits is 3000, while the sum is 25.

The square root of 5215543 is about 2283.7563355139. The cubic root of 5215543 is about 173.4202641693.

The spelling of 5215543 in words is "five million, two hundred fifteen thousand, five hundred forty-three".