554553217 has 2 divisors, whose sum is σ = 554553218. Its totient is φ = 554553216.

The previous prime is 554553211. The next prime is 554553229. The reversal of 554553217 is 712355455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344622096 + 209931121 = 18564^2 + 14489^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554553217 is a prime.

It is not a weakly prime, because it can be changed into another prime (554553211) 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, 277276608 + 277276609.

It is an arithmetic number, because the mean of its divisors is an integer number (277276609).

Almost surely, 2^554553217 is an apocalyptic number.

It is an amenable number.

554553217 is a deficient number, since it is larger than the sum of its proper divisors (1).

554553217 is an equidigital number, since it uses as much as digits as its factorization.

554553217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105000, while the sum is 37.

The square root of 554553217 is about 23548.9536285585. The cubic root of 554553217 is about 821.5759979242.

The spelling of 554553217 in words is "five hundred fifty-four million, five hundred fifty-three thousand, two hundred seventeen".