1130785 has 8 divisors (see below), whose sum is σ = 1428480. Its totient is φ = 856944.

The previous prime is 1130783. The next prime is 1130803. The reversal of 1130785 is 5870311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1130785 - 2¹ = 1130783 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1130783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5857 + ... + 6046.

It is an arithmetic number, because the mean of its divisors is an integer number (178560).

2^1130785 is an apocalyptic number.

It is an amenable number.

1130785 is a deficient number, since it is larger than the sum of its proper divisors (297695).

1130785 is a wasteful number, since it uses less digits than its factorization.

1130785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11927.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1130785 is about 1063.3837501109. The cubic root of 1130785 is about 104.1821573407.

The spelling of 1130785 in words is "one million, one hundred thirty thousand, seven hundred eighty-five".