54547 has 2 divisors, whose sum is σ = 54548. Its totient is φ = 54546.

The previous prime is 54541. The next prime is 54559. The reversal of 54547 is 74545.

54547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

54547 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 54547 - 2³ = 54539 is a prime.

It is an alternating number because its digits alternate between odd and even.

54547 is a lucky number.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (54541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27273 + 27274.

It is an arithmetic number, because the mean of its divisors is an integer number (27274).

2⁵⁴⁵⁴⁷ is an apocalyptic number.

54547 is a deficient number, since it is larger than the sum of its proper divisors (1).

54547 is an equidigital number, since it uses as much as digits as its factorization.

54547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2800, while the sum is 25.

The square root of 54547 is about 233.5529918455. The cubic root of 54547 is about 37.9248283092.

The spelling of 54547 in words is "fifty-four thousand, five hundred forty-seven".