551066927 has 2 divisors, whose sum is σ = 551066928. Its totient is φ = 551066926.

The previous prime is 551066909. The next prime is 551066941. The reversal of 551066927 is 729660155.

551066927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 551066927 - 2¹⁴ = 551050543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551066947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275533463 + 275533464.

It is an arithmetic number, because the mean of its divisors is an integer number (275533464).

Almost surely, 2^551066927 is an apocalyptic number.

551066927 is a deficient number, since it is larger than the sum of its proper divisors (1).

551066927 is an equidigital number, since it uses as much as digits as its factorization.

551066927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 551066927 is about 23474.8147383531. The cubic root of 551066927 is about 819.8507199005.

The spelling of 551066927 in words is "five hundred fifty-one million, sixty-six thousand, nine hundred twenty-seven".