1130185 has 16 divisors (see below), whose sum is σ = 1584000. Its totient is φ = 773808.

The previous prime is 1130131. The next prime is 1130191. The reversal of 1130185 is 5810311.

It is not a de Polignac number, because 1130185 - 2⁷ = 1130057 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1386 + ... + 2044.

It is an arithmetic number, because the mean of its divisors is an integer number (99000).

2^1130185 is an apocalyptic number.

It is an amenable number.

1130185 is a deficient number, since it is larger than the sum of its proper divisors (453815).

1130185 is an frugal number, since it uses more digits than its factorization.

1130185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1130185 is about 1063.1015943926. The cubic root of 1130185 is about 104.1637275615.

Adding to 1130185 its reverse (5810311), we get a palindrome (6940496).

The spelling of 1130185 in words is "one million, one hundred thirty thousand, one hundred eighty-five".