554054521 has 16 divisors (see below), whose sum is σ = 593176320.
Its totient is φ = 516352320.
The previous prime is 554054513. The next prime is 554054551. The reversal of 554054521 is 125450455.
It is a cyclic number.
It is not a de Polignac number, because 554054521 - 23 = 554054513 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (554054551) 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 in 15 ways as a sum of consecutive naturals, for example, 151116 + ... + 154738.
It is an arithmetic number, because the mean of its divisors is an integer number (37073520).
Almost surely, 2554054521 is an apocalyptic number.
It is an amenable number.
554054521 is a deficient number, since it is larger than the sum of its proper divisors (39121799).
554054521 is a wasteful number, since it uses less digits than its factorization.
554054521 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3816.
The product of its (nonzero) digits is 20000, while the sum is 31.
The square root of 554054521 is about 23538.3627510496.
The cubic root of 554054521 is about 821.3296497357.
The spelling of 554054521 in words is "five hundred fifty-four million, fifty-four thousand, five hundred twenty-one".