54087 has 12 divisors (see below), whose sum is σ = 79800. Its totient is φ = 32560.

The previous prime is 54083. The next prime is 54091. The reversal of 54087 is 78045.

It is an interprime number because it is at equal distance from previous prime (54083) and next prime (54091).

It is not a de Polignac number, because 54087 - 2² = 54083 is a prime.

54087 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289 + ... + 437.

It is an arithmetic number, because the mean of its divisors is an integer number (6650).

2⁵⁴⁰⁸⁷ is an apocalyptic number.

54087 is a deficient number, since it is larger than the sum of its proper divisors (25713).

54087 is a wasteful number, since it uses less digits than its factorization.

54087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 54087 is about 232.5661196305. The cubic root of 54087 is about 37.8179193335.

The spelling of 54087 in words is "fifty-four thousand, eighty-seven".