551075633 has 2 divisors, whose sum is σ = 551075634. Its totient is φ = 551075632.

The previous prime is 551075617. The next prime is 551075641. The reversal of 551075633 is 336570155.

551075633 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., 298011169 + 253064464 = 17263^2 + 15908^2 .

It is a cyclic number.

It is not a de Polignac number, because 551075633 - 2⁴ = 551075617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551075593 and 551075602.

It is not a weakly prime, because it can be changed into another prime (551075533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275537816 + 275537817.

It is an arithmetic number, because the mean of its divisors is an integer number (275537817).

Almost surely, 2^551075633 is an apocalyptic number.

It is an amenable number.

551075633 is a deficient number, since it is larger than the sum of its proper divisors (1).

551075633 is an equidigital number, since it uses as much as digits as its factorization.

551075633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47250, while the sum is 35.

The square root of 551075633 is about 23475.0001703940. Note that the first 3 decimals coincide. The cubic root of 551075633 is about 819.8550373330.

The spelling of 551075633 in words is "five hundred fifty-one million, seventy-five thousand, six hundred thirty-three".