54323543 has 2 divisors, whose sum is σ = 54323544. Its totient is φ = 54323542.

The previous prime is 54323537. The next prime is 54323561. The reversal of 54323543 is 34532345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54323543 - 2⁸ = 54323287 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54323513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27161771 + 27161772.

It is an arithmetic number, because the mean of its divisors is an integer number (27161772).

Almost surely, 2^54323543 is an apocalyptic number.

54323543 is a deficient number, since it is larger than the sum of its proper divisors (1).

54323543 is an equidigital number, since it uses as much as digits as its factorization.

54323543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 29.

The square root of 54323543 is about 7370.4506646473. The cubic root of 54323543 is about 378.7296986871.

Adding to 54323543 its reverse (34532345), we get a palindrome (88855888).

The spelling of 54323543 in words is "fifty-four million, three hundred twenty-three thousand, five hundred forty-three".