1087873 has 2 divisors, whose sum is σ = 1087874. Its totient is φ = 1087872.

The previous prime is 1087861. The next prime is 1087897. The reversal of 1087873 is 3787801.

It is a happy number.

1087873 is nontrivially palindromic in base 4.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 552049 + 535824 = 743^2 + 732^2 .

It is a cyclic number.

It is not a de Polignac number, because 1087873 - 2⁵ = 1087841 is a prime.

It is an Ulam number.

1087873 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1087843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543936 + 543937.

It is an arithmetic number, because the mean of its divisors is an integer number (543937).

2^1087873 is an apocalyptic number.

It is an amenable number.

1087873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1087873 is an equidigital number, since it uses as much as digits as its factorization.

1087873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 1087873 is about 1043.0115052098. The cubic root of 1087873 is about 102.8472615985.

The spelling of 1087873 in words is "one million, eighty-seven thousand, eight hundred seventy-three".