552320477 has 2 divisors, whose sum is σ = 552320478. Its totient is φ = 552320476.

The previous prime is 552320449. The next prime is 552320479. The reversal of 552320477 is 774023255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 480223396 + 72097081 = 21914^2 + 8491^2 .

It is a cyclic number.

It is not a de Polignac number, because 552320477 - 2⁸ = 552320221 is a prime.

Together with 552320479, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_28960910 and since 552320477 and 28960910 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (552320479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276160238 + 276160239.

It is an arithmetic number, because the mean of its divisors is an integer number (276160239).

Almost surely, 2^552320477 is an apocalyptic number.

It is an amenable number.

552320477 is a deficient number, since it is larger than the sum of its proper divisors (1).

552320477 is an equidigital number, since it uses as much as digits as its factorization.

552320477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 552320477 is about 23501.4994628002. The cubic root of 552320477 is about 820.4719061393.

The spelling of 552320477 in words is "five hundred fifty-two million, three hundred twenty thousand, four hundred seventy-seven".