551752673 has 2 divisors, whose sum is σ = 551752674. Its totient is φ = 551752672.

The previous prime is 551752667. The next prime is 551752687. The reversal of 551752673 is 376257155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474716944 + 77035729 = 21788^2 + 8777^2 .

It is a cyclic number.

It is not a de Polignac number, because 551752673 - 2⁴ = 551752657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551752673.

It is not a weakly prime, because it can be changed into another prime (551752603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275876336 + 275876337.

It is an arithmetic number, because the mean of its divisors is an integer number (275876337).

Almost surely, 2^551752673 is an apocalyptic number.

It is an amenable number.

551752673 is a deficient number, since it is larger than the sum of its proper divisors (1).

551752673 is an equidigital number, since it uses as much as digits as its factorization.

551752673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 220500, while the sum is 41.

The square root of 551752673 is about 23489.4161911274. The cubic root of 551752673 is about 820.1906521794.

The spelling of 551752673 in words is "five hundred fifty-one million, seven hundred fifty-two thousand, six hundred seventy-three".