550233137 has 2 divisors, whose sum is σ = 550233138. Its totient is φ = 550233136.

The previous prime is 550233127. The next prime is 550233139. The reversal of 550233137 is 731332055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525143056 + 25090081 = 22916^2 + 5009^2 .

It is a cyclic number.

It is not a de Polignac number, because 550233137 - 2¹² = 550229041 is a prime.

Together with 550233139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550233139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275116568 + 275116569.

It is an arithmetic number, because the mean of its divisors is an integer number (275116569).

Almost surely, 2^550233137 is an apocalyptic number.

It is an amenable number.

550233137 is a deficient number, since it is larger than the sum of its proper divisors (1).

550233137 is an equidigital number, since it uses as much as digits as its factorization.

550233137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 29.

The square root of 550233137 is about 23457.0487700393. The cubic root of 550233137 is about 819.4370203704.

The spelling of 550233137 in words is "five hundred fifty million, two hundred thirty-three thousand, one hundred thirty-seven".