552483721 has 2 divisors, whose sum is σ = 552483722. Its totient is φ = 552483720.

The previous prime is 552483719. The next prime is 552483739. The reversal of 552483721 is 127384255.

552483721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 511664400 + 40819321 = 22620^2 + 6389^2 .

It is a cyclic number.

It is not a de Polignac number, because 552483721 - 2¹ = 552483719 is a prime.

Together with 552483719, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (552483751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276241860 + 276241861.

It is an arithmetic number, because the mean of its divisors is an integer number (276241861).

Almost surely, 2^552483721 is an apocalyptic number.

It is an amenable number.

552483721 is a deficient number, since it is larger than the sum of its proper divisors (1).

552483721 is an equidigital number, since it uses as much as digits as its factorization.

552483721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67200, while the sum is 37.

The square root of 552483721 is about 23504.9722612046. The cubic root of 552483721 is about 820.5527311483.

It can be divided in two parts, 55 and 2483721, that added together give a square (2483776 = 1576²).

The spelling of 552483721 in words is "five hundred fifty-two million, four hundred eighty-three thousand, seven hundred twenty-one".