587987 has 2 divisors, whose sum is σ = 587988. Its totient is φ = 587986.

The previous prime is 587971. The next prime is 587989. The reversal of 587987 is 789785.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 587987 - 2⁴ = 587971 is a prime.

Together with 587989, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 587987.

It is not a weakly prime, because it can be changed into another prime (587989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 293993 + 293994.

It is an arithmetic number, because the mean of its divisors is an integer number (293994).

2⁵⁸⁷⁹⁸⁷ is an apocalyptic number.

587987 is a deficient number, since it is larger than the sum of its proper divisors (1).

587987 is an equidigital number, since it uses as much as digits as its factorization.

587987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 44.

The square root of 587987 is about 766.8031038018. The cubic root of 587987 is about 83.7765698723.

The spelling of 587987 in words is "five hundred eighty-seven thousand, nine hundred eighty-seven".