54465 has 8 divisors (see below), whose sum is σ = 87168. Its totient is φ = 29040.

The previous prime is 54449. The next prime is 54469. The reversal of 54465 is 56445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54465 - 2⁴ = 54449 is a prime.

54465 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (54469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1801 + ... + 1830.

It is an arithmetic number, because the mean of its divisors is an integer number (10896).

2⁵⁴⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

54465 is a deficient number, since it is larger than the sum of its proper divisors (32703).

54465 is a wasteful number, since it uses less digits than its factorization.

54465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639.

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

The square root of 54465 is about 233.3773767956. The cubic root of 54465 is about 37.9058147640.

Adding to 54465 its product of digits (2400), we get a palindrome (56865).

The spelling of 54465 in words is "fifty-four thousand, four hundred sixty-five".