1153085 has 8 divisors (see below), whose sum is σ = 1397760. Its totient is φ = 913104.

The previous prime is 1153073. The next prime is 1153099. The reversal of 1153085 is 5803511.

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 1153085 - 2⁶ = 1153021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1153085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605 + ... + 1634.

It is an arithmetic number, because the mean of its divisors is an integer number (174720).

2^1153085 is an apocalyptic number.

It is an amenable number.

1153085 is a deficient number, since it is larger than the sum of its proper divisors (244675).

1153085 is a wasteful number, since it uses less digits than its factorization.

1153085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1153085 is about 1073.8179547763. The cubic root of 1153085 is about 104.8625563722.

Adding to 1153085 its reverse (5803511), we get a palindrome (6956596).

The spelling of 1153085 in words is "one million, one hundred fifty-three thousand, eighty-five".