55300543 has 2 divisors, whose sum is σ = 55300544. Its totient is φ = 55300542.

The previous prime is 55300517. The next prime is 55300549. The reversal of 55300543 is 34500355.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55300543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55300549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27650271 + 27650272.

It is an arithmetic number, because the mean of its divisors is an integer number (27650272).

Almost surely, 2^55300543 is an apocalyptic number.

55300543 is a deficient number, since it is larger than the sum of its proper divisors (1).

55300543 is an equidigital number, since it uses as much as digits as its factorization.

55300543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 55300543 is about 7436.4334865579. The cubic root of 55300543 is about 380.9866855822.

Adding to 55300543 its reverse (34500355), we get a palindrome (89800898).

The spelling of 55300543 in words is "fifty-five million, three hundred thousand, five hundred forty-three".