887143 has 2 divisors, whose sum is σ = 887144. Its totient is φ = 887142.

The previous prime is 887141. The next prime is 887153. The reversal of 887143 is 341788.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 887143 - 2¹ = 887141 is a prime.

Together with 887141, it forms a pair of twin primes.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (887141) 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, 443571 + 443572.

It is an arithmetic number, because the mean of its divisors is an integer number (443572).

2⁸⁸⁷¹⁴³ is an apocalyptic number.

887143 is a deficient number, since it is larger than the sum of its proper divisors (1).

887143 is an equidigital number, since it uses as much as digits as its factorization.

887143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 31.

The square root of 887143 is about 941.8826890861. The cubic root of 887143 is about 96.0869799073.

The spelling of 887143 in words is "eight hundred eighty-seven thousand, one hundred forty-three".