554021827 has 2 divisors, whose sum is σ = 554021828. Its totient is φ = 554021826.

The previous prime is 554021803. The next prime is 554021833. The reversal of 554021827 is 728120455.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 554021827 - 2¹¹ = 554019779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 554021792 and 554021801.

It is not a weakly prime, because it can be changed into another prime (554021927) 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, 277010913 + 277010914.

It is an arithmetic number, because the mean of its divisors is an integer number (277010914).

Almost surely, 2^554021827 is an apocalyptic number.

554021827 is a deficient number, since it is larger than the sum of its proper divisors (1).

554021827 is an equidigital number, since it uses as much as digits as its factorization.

554021827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 554021827 is about 23537.6682574974. The cubic root of 554021827 is about 821.3134942379.

The spelling of 554021827 in words is "five hundred fifty-four million, twenty-one thousand, eight hundred twenty-seven".