555419 has 2 divisors, whose sum is σ = 555420. Its totient is φ = 555418.

The previous prime is 555391. The next prime is 555421. The reversal of 555419 is 914555.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555419 is a prime.

It is a super-2 number, since 2×555419² = 616980531122, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 555421, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 555391 and 555400.

It is not a weakly prime, because it can be changed into another prime (555439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277709 + 277710.

It is an arithmetic number, because the mean of its divisors is an integer number (277710).

2⁵⁵⁵⁴¹⁹ is an apocalyptic number.

555419 is a deficient number, since it is larger than the sum of its proper divisors (1).

555419 is an equidigital number, since it uses as much as digits as its factorization.

555419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 29.

The square root of 555419 is about 745.2643826187. The cubic root of 555419 is about 82.2003330932.

The spelling of 555419 in words is "five hundred fifty-five thousand, four hundred nineteen".