54054321 has 4 divisors (see below), whose sum is σ = 72072432. Its totient is φ = 36036212.

The previous prime is 54054313. The next prime is 54054323. The reversal of 54054321 is 12345045.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54054321 - 2³ = 54054313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54054291 and 54054300.

It is not an unprimeable number, because it can be changed into a prime (54054323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9009051 + ... + 9009056.

It is an arithmetic number, because the mean of its divisors is an integer number (18018108).

Almost surely, 2^54054321 is an apocalyptic number.

It is an amenable number.

54054321 is a deficient number, since it is larger than the sum of its proper divisors (18018111).

54054321 is a wasteful number, since it uses less digits than its factorization.

54054321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18018110.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 54054321 is about 7352.1643752027. The cubic root of 54054321 is about 378.1030135521.

Adding to 54054321 its reverse (12345045), we get a palindrome (66399366).

The spelling of 54054321 in words is "fifty-four million, fifty-four thousand, three hundred twenty-one".