200000551 has 2 divisors, whose sum is σ = 200000552. Its totient is φ = 200000550.

The previous prime is 200000543. The next prime is 200000579. The reversal of 200000551 is 155000002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200000551 - 2³ = 200000543 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200000531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000275 + 100000276.

It is an arithmetic number, because the mean of its divisors is an integer number (100000276).

Almost surely, 2^200000551 is an apocalyptic number.

200000551 is a deficient number, since it is larger than the sum of its proper divisors (1).

200000551 is an equidigital number, since it uses as much as digits as its factorization.

200000551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 13.

The square root of 200000551 is about 14142.1551045094. The cubic root of 200000551 is about 584.8040846867.

Adding to 200000551 its reverse (155000002), we get a palindrome (355000553).

The spelling of 200000551 in words is "two hundred million, five hundred fifty-one", and thus it is an aban number.