553322543 has 2 divisors, whose sum is σ = 553322544. Its totient is φ = 553322542.

The previous prime is 553322537. The next prime is 553322551. The reversal of 553322543 is 345223355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 553322543 - 2⁴ = 553322527 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 (553322513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276661271 + 276661272.

It is an arithmetic number, because the mean of its divisors is an integer number (276661272).

Almost surely, 2^553322543 is an apocalyptic number.

553322543 is a deficient number, since it is larger than the sum of its proper divisors (1).

553322543 is an equidigital number, since it uses as much as digits as its factorization.

553322543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 32.

The square root of 553322543 is about 23522.8089946758. The cubic root of 553322543 is about 820.9677959479.

Adding to 553322543 its reverse (345223355), we get a palindrome (898545898).

It can be divided in two parts, 55332 and 2543, that added together give a palindrome (57875).

The spelling of 553322543 in words is "five hundred fifty-three million, three hundred twenty-two thousand, five hundred forty-three".