1087163 has 12 divisors (see below), whose sum is σ = 1380312. Its totient is φ = 846720.

The previous prime is 1087159. The next prime is 1087231. The reversal of 1087163 is 3617801.

It is not a de Polignac number, because 1087163 - 2² = 1087159 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1087663) 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 in 11 ways as a sum of consecutive naturals, for example, 470 + ... + 1547.

It is an arithmetic number, because the mean of its divisors is an integer number (115026).

2^1087163 is an apocalyptic number.

1087163 is a deficient number, since it is larger than the sum of its proper divisors (293149).

1087163 is a wasteful number, since it uses less digits than its factorization.

1087163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 2035 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1087163 is about 1042.6710890784. The cubic root of 1087163 is about 102.8248823173.

The spelling of 1087163 in words is "one million, eighty-seven thousand, one hundred sixty-three".