554321109 has 16 divisors (see below), whose sum is σ = 769291200. Its totient is φ = 354606336.

The previous prime is 554321093. The next prime is 554321111. The reversal of 554321109 is 901123455.

It is not a de Polignac number, because 554321109 - 2⁴ = 554321093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554321909) 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 in 15 ways as a sum of consecutive naturals, for example, 5364 + ... + 33725.

It is an arithmetic number, because the mean of its divisors is an integer number (48080700).

Almost surely, 2^554321109 is an apocalyptic number.

It is an amenable number.

554321109 is a deficient number, since it is larger than the sum of its proper divisors (214970091).

554321109 is a wasteful number, since it uses less digits than its factorization.

554321109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39284.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 554321109 is about 23544.0249107921. The cubic root of 554321109 is about 821.4613585069.

The spelling of 554321109 in words is "five hundred fifty-four million, three hundred twenty-one thousand, one hundred nine".