543342336553 has 2 divisors, whose sum is σ = 543342336554. Its totient is φ = 543342336552.

The previous prime is 543342336491. The next prime is 543342336613. The reversal of 543342336553 is 355633243345.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 532216939024 + 11125397529 = 729532^2 + 105477^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543342336553 is a prime.

It is not a weakly prime, because it can be changed into another prime (543342346553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271671168276 + 271671168277.

It is an arithmetic number, because the mean of its divisors is an integer number (271671168277).

Almost surely, 2^543342336553 is an apocalyptic number.

It is an amenable number.

543342336553 is a deficient number, since it is larger than the sum of its proper divisors (1).

543342336553 is an equidigital number, since it uses as much as digits as its factorization.

543342336553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 46.

Adding to 543342336553 its reverse (355633243345), we get a palindrome (898975579898).

The spelling of 543342336553 in words is "five hundred forty-three billion, three hundred forty-two million, three hundred thirty-six thousand, five hundred fifty-three".