104087 has 2 divisors, whose sum is σ = 104088. Its totient is φ = 104086.

The previous prime is 104059. The next prime is 104089. The reversal of 104087 is 780401.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (780401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104087 - 2¹² = 99991 is a prime.

Together with 104089, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52043 + 52044.

It is an arithmetic number, because the mean of its divisors is an integer number (52044).

2¹⁰⁴⁰⁸⁷ is an apocalyptic number.

104087 is a deficient number, since it is larger than the sum of its proper divisors (1).

104087 is an equidigital number, since it uses as much as digits as its factorization.

104087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 104087 is about 322.6251695079. The cubic root of 104087 is about 47.0398033122.

Adding to 104087 its reverse (780401), we get a palindrome (884488).

The spelling of 104087 in words is "one hundred four thousand, eighty-seven".