554455219 has 2 divisors, whose sum is σ = 554455220. Its totient is φ = 554455218.

The previous prime is 554455199. The next prime is 554455229. The reversal of 554455219 is 912554455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 554455219 - 2²⁷ = 420237491 is a prime.

It is a super-2 number, since 2×554455219² = 614841179752675922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (554455229) 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, 277227609 + 277227610.

It is an arithmetic number, because the mean of its divisors is an integer number (277227610).

Almost surely, 2^554455219 is an apocalyptic number.

554455219 is a deficient number, since it is larger than the sum of its proper divisors (1).

554455219 is an equidigital number, since it uses as much as digits as its factorization.

554455219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180000, while the sum is 40.

The square root of 554455219 is about 23546.8728072328. The cubic root of 554455219 is about 821.5276000757.

The spelling of 554455219 in words is "five hundred fifty-four million, four hundred fifty-five thousand, two hundred nineteen".