550133323 has 2 divisors, whose sum is σ = 550133324. Its totient is φ = 550133322.

The previous prime is 550133299. The next prime is 550133333. The reversal of 550133323 is 323331055.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550133323 - 2⁹ = 550132811 is a prime.

It is not a weakly prime, because it can be changed into another prime (550133333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275066661 + 275066662.

It is an arithmetic number, because the mean of its divisors is an integer number (275066662).

Almost surely, 2^550133323 is an apocalyptic number.

550133323 is a deficient number, since it is larger than the sum of its proper divisors (1).

550133323 is an equidigital number, since it uses as much as digits as its factorization.

550133323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 25.

The square root of 550133323 is about 23454.9210827920. The cubic root of 550133323 is about 819.3874679004.

Adding to 550133323 its reverse (323331055), we get a palindrome (873464378).

The spelling of 550133323 in words is "five hundred fifty million, one hundred thirty-three thousand, three hundred twenty-three".