1040305 has 8 divisors (see below), whose sum is σ = 1426752. Its totient is φ = 713328.

The previous prime is 1040227. The next prime is 1040311. The reversal of 1040305 is 5030401.

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

It is not a de Polignac number, because 1040305 - 2¹⁹ = 516017 is a prime.

It is a Duffinian 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, 14827 + ... + 14896.

It is an arithmetic number, because the mean of its divisors is an integer number (178344).

2^1040305 is an apocalyptic number.

It is an amenable number.

1040305 is a deficient number, since it is larger than the sum of its proper divisors (386447).

1040305 is an equidigital number, since it uses as much as digits as its factorization.

1040305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29735.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 1040305 is about 1019.9534303094. The cubic root of 1040305 is about 101.3258436966.

Adding to 1040305 its reverse (5030401), we get a palindrome (6070706).

The spelling of 1040305 in words is "one million, forty thousand, three hundred five".