551063999 has 2 divisors, whose sum is σ = 551064000. Its totient is φ = 551063998.

The previous prime is 551063987. The next prime is 551064001. The reversal of 551063999 is 999360155.

551063999 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 551063999 - 2⁸ = 551063743 is a prime.

Together with 551064001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551063299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275531999 + 275532000.

It is an arithmetic number, because the mean of its divisors is an integer number (275532000).

Almost surely, 2^551063999 is an apocalyptic number.

551063999 is a deficient number, since it is larger than the sum of its proper divisors (1).

551063999 is an equidigital number, since it uses as much as digits as its factorization.

551063999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 328050, while the sum is 47.

The square root of 551063999 is about 23474.7523735608. The cubic root of 551063999 is about 819.8492678524.

The spelling of 551063999 in words is "five hundred fifty-one million, sixty-three thousand, nine hundred ninety-nine".