551055061 has 2 divisors, whose sum is σ = 551055062. Its totient is φ = 551055060.

The previous prime is 551055041. The next prime is 551055067. The reversal of 551055061 is 160550155.

551055061 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 can be written as a sum of positive squares in only one way, i.e., 496442961 + 54612100 = 22281^2 + 7390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551055061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551055067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275527530 + 275527531.

It is an arithmetic number, because the mean of its divisors is an integer number (275527531).

Almost surely, 2^551055061 is an apocalyptic number.

It is an amenable number.

551055061 is a deficient number, since it is larger than the sum of its proper divisors (1).

551055061 is an equidigital number, since it uses as much as digits as its factorization.

551055061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 551055061 is about 23474.5619980438. The cubic root of 551055061 is about 819.8448353047.

The spelling of 551055061 in words is "five hundred fifty-one million, fifty-five thousand, sixty-one".