5201543 has 4 divisors (see below), whose sum is σ = 5228688. Its totient is φ = 5174400.

The previous prime is 5201533. The next prime is 5201563. The reversal of 5201543 is 3451025.

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-5201543 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 (5201513) 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, 13283 + ... + 13668.

It is an arithmetic number, because the mean of its divisors is an integer number (1307172).

Almost surely, 2^5201543 is an apocalyptic number.

5201543 is a deficient number, since it is larger than the sum of its proper divisors (27145).

5201543 is a wasteful number, since it uses less digits than its factorization.

5201543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27144.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5201543 is about 2280.6891502351. The cubic root of 5201543 is about 173.2649553599.

Adding to 5201543 its reverse (3451025), we get a palindrome (8652568).

The spelling of 5201543 in words is "five million, two hundred one thousand, five hundred forty-three".