554219857 has 2 divisors, whose sum is σ = 554219858. Its totient is φ = 554219856.

The previous prime is 554219851. The next prime is 554219867. The reversal of 554219857 is 758912455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 507105361 + 47114496 = 22519^2 + 6864^2 .

It is a cyclic number.

It is not a de Polignac number, because 554219857 - 2³ = 554219849 is a prime.

It is not a weakly prime, because it can be changed into another prime (554219851) 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, 277109928 + 277109929.

It is an arithmetic number, because the mean of its divisors is an integer number (277109929).

Almost surely, 2^554219857 is an apocalyptic number.

It is an amenable number.

554219857 is a deficient number, since it is larger than the sum of its proper divisors (1).

554219857 is an equidigital number, since it uses as much as digits as its factorization.

554219857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 46.

The square root of 554219857 is about 23541.8745430350. The cubic root of 554219857 is about 821.4113395625.

The spelling of 554219857 in words is "five hundred fifty-four million, two hundred nineteen thousand, eight hundred fifty-seven".