5501543 has 2 divisors, whose sum is σ = 5501544. Its totient is φ = 5501542.

The previous prime is 5501537. The next prime is 5501563. The reversal of 5501543 is 3451055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5501543 - 2¹⁶ = 5436007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5501533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750771 + 2750772.

It is an arithmetic number, because the mean of its divisors is an integer number (2750772).

Almost surely, 2^5501543 is an apocalyptic number.

5501543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5501543 is an equidigital number, since it uses as much as digits as its factorization.

5501543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 5501543 is about 2345.5368255476. The cubic root of 5501543 is about 176.5339222759.

Adding to 5501543 its reverse (3451055), we get a palindrome (8952598).

The spelling of 5501543 in words is "five million, five hundred one thousand, five hundred forty-three".