550751273 has 2 divisors, whose sum is σ = 550751274. Its totient is φ = 550751272.

The previous prime is 550751269. The next prime is 550751287. The reversal of 550751273 is 372157055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 505485289 + 45265984 = 22483^2 + 6728^2 .

It is a cyclic number.

It is not a de Polignac number, because 550751273 - 2² = 550751269 is a prime.

It is a super-2 number, since 2×550751273² = 606653929422241058, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (550751573) 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, 275375636 + 275375637.

It is an arithmetic number, because the mean of its divisors is an integer number (275375637).

Almost surely, 2^550751273 is an apocalyptic number.

It is an amenable number.

550751273 is a deficient number, since it is larger than the sum of its proper divisors (1).

550751273 is an equidigital number, since it uses as much as digits as its factorization.

550751273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 550751273 is about 23468.0905273522. The cubic root of 550751273 is about 819.6941517512.

The spelling of 550751273 in words is "five hundred fifty million, seven hundred fifty-one thousand, two hundred seventy-three".