550456147 has 2 divisors, whose sum is σ = 550456148. Its totient is φ = 550456146.

The previous prime is 550456117. The next prime is 550456157. The reversal of 550456147 is 741654055.

It is a happy number.

550456147 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 a de Polignac number, because none of the positive numbers 2^k-550456147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550456117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275228073 + 275228074.

It is an arithmetic number, because the mean of its divisors is an integer number (275228074).

Almost surely, 2^550456147 is an apocalyptic number.

550456147 is a deficient number, since it is larger than the sum of its proper divisors (1).

550456147 is an equidigital number, since it uses as much as digits as its factorization.

550456147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 550456147 is about 23461.8018702742. The cubic root of 550456147 is about 819.5477116117.

The spelling of 550456147 in words is "five hundred fifty million, four hundred fifty-six thousand, one hundred forty-seven".