550340533 has 2 divisors, whose sum is σ = 550340534. Its totient is φ = 550340532.

The previous prime is 550340521. The next prime is 550340561. The reversal of 550340533 is 335043055.

550340533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (550340561) can be obtained adding 550340533 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341769169 + 208571364 = 18487^2 + 14442^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550340533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550340513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275170266 + 275170267.

It is an arithmetic number, because the mean of its divisors is an integer number (275170267).

Almost surely, 2^550340533 is an apocalyptic number.

It is an amenable number.

550340533 is a deficient number, since it is larger than the sum of its proper divisors (1).

550340533 is an equidigital number, since it uses as much as digits as its factorization.

550340533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 28.

The square root of 550340533 is about 23459.3378636312. The cubic root of 550340533 is about 819.4903302175.

Adding to 550340533 its reverse (335043055), we get a palindrome (885383588).

The spelling of 550340533 in words is "five hundred fifty million, three hundred forty thousand, five hundred thirty-three".