552555517 has 2 divisors, whose sum is σ = 552555518. Its totient is φ = 552555516.

The previous prime is 552555491. The next prime is 552555529. The reversal of 552555517 is 715555255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 535737316 + 16818201 = 23146^2 + 4101^2 .

It is a cyclic number.

It is not a de Polignac number, because 552555517 - 2⁷ = 552555389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 552555517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (552555217) 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, 276277758 + 276277759.

It is an arithmetic number, because the mean of its divisors is an integer number (276277759).

Almost surely, 2^552555517 is an apocalyptic number.

It is an amenable number.

552555517 is a deficient number, since it is larger than the sum of its proper divisors (1).

552555517 is an equidigital number, since it uses as much as digits as its factorization.

552555517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218750, while the sum is 40.

The square root of 552555517 is about 23506.4994629145. The cubic root of 552555517 is about 820.5882735844.

The spelling of 552555517 in words is "five hundred fifty-two million, five hundred fifty-five thousand, five hundred seventeen".