1045085 has 8 divisors (see below), whose sum is σ = 1261656. Its totient is φ = 831040.

The previous prime is 1045081. The next prime is 1045111. The reversal of 1045085 is 5805401.

It can be written as a sum of positive squares in 4 ways, for example, as 458329 + 586756 = 677^2 + 766^2 .

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

It is not a de Polignac number, because 1045085 - 2² = 1045081 is a prime.

It is a super-3 number, since 3×1045085³ = 3424333842077967375, which contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1045085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045081) 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, 455 + ... + 1515.

It is an arithmetic number, because the mean of its divisors is an integer number (157707).

2^1045085 is an apocalyptic number.

It is an amenable number.

1045085 is a deficient number, since it is larger than the sum of its proper divisors (216571).

1045085 is a wasteful number, since it uses less digits than its factorization.

1045085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1045085 is about 1022.2939890266. The cubic root of 1045085 is about 101.4807974869.

The spelling of 1045085 in words is "one million, forty-five thousand, eighty-five".