1045385 has 16 divisors (see below), whose sum is σ = 1391040. Its totient is φ = 747840.

The previous prime is 1045367. The next prime is 1045391. The reversal of 1045385 is 5835401.

It is not a de Polignac number, because 1045385 - 2⁶ = 1045321 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4451 + ... + 4679.

It is an arithmetic number, because the mean of its divisors is an integer number (86940).

2^1045385 is an apocalyptic number.

It is an amenable number.

1045385 is a deficient number, since it is larger than the sum of its proper divisors (345655).

1045385 is a wasteful number, since it uses less digits than its factorization.

1045385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1045385 is about 1022.4407073273. The cubic root of 1045385 is about 101.4905068491.

The spelling of 1045385 in words is "one million, forty-five thousand, three hundred eighty-five".