554445019 has 2 divisors, whose sum is σ = 554445020. Its totient is φ = 554445018.

The previous prime is 554445011. The next prime is 554445077. The reversal of 554445019 is 910544455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 554445019 - 2³ = 554445011 is a prime.

It is a super-2 number, since 2×554445019² = 614818558187820722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (554445011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277222509 + 277222510.

It is an arithmetic number, because the mean of its divisors is an integer number (277222510).

Almost surely, 2^554445019 is an apocalyptic number.

554445019 is a deficient number, since it is larger than the sum of its proper divisors (1).

554445019 is an equidigital number, since it uses as much as digits as its factorization.

554445019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 554445019 is about 23546.6562169663. The cubic root of 554445019 is about 821.5225623182.

The spelling of 554445019 in words is "five hundred fifty-four million, four hundred forty-five thousand, nineteen".