550500947 has 2 divisors, whose sum is σ = 550500948. Its totient is φ = 550500946.

The previous prime is 550500941. The next prime is 550500949. The reversal of 550500947 is 749005055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550500947 - 2¹⁴ = 550484563 is a prime.

Together with 550500949, 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 (550500941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275250473 + 275250474.

It is an arithmetic number, because the mean of its divisors is an integer number (275250474).

Almost surely, 2^550500947 is an apocalyptic number.

550500947 is a deficient number, since it is larger than the sum of its proper divisors (1).

550500947 is an equidigital number, since it uses as much as digits as its factorization.

550500947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 550500947 is about 23462.7565942282. The cubic root of 550500947 is about 819.5699445311.

The spelling of 550500947 in words is "five hundred fifty million, five hundred thousand, nine hundred forty-seven".