54344321 has 2 divisors, whose sum is σ = 54344322. Its totient is φ = 54344320.

The previous prime is 54344293. The next prime is 54344341. The reversal of 54344321 is 12344345.

54344321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54184321 + 160000 = 7361^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 54344321 - 2¹⁰ = 54343297 is a prime.

It is not a weakly prime, because it can be changed into another prime (54344341) 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, 27172160 + 27172161.

It is an arithmetic number, because the mean of its divisors is an integer number (27172161).

Almost surely, 2^54344321 is an apocalyptic number.

It is an amenable number.

54344321 is a deficient number, since it is larger than the sum of its proper divisors (1).

54344321 is an equidigital number, since it uses as much as digits as its factorization.

54344321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 26.

The square root of 54344321 is about 7371.8600773482. The cubic root of 54344321 is about 378.7779788137. Note that the first 3 decimals are identical.

Adding to 54344321 its reverse (12344345), we get a palindrome (66688666).

The spelling of 54344321 in words is "fifty-four million, three hundred forty-four thousand, three hundred twenty-one".