1050803 has 4 divisors (see below), whose sum is σ = 1131648. Its totient is φ = 969960.

The previous prime is 1050781. The next prime is 1050811. The reversal of 1050803 is 3080501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3080501 = 31 ⋅99371.

It is a cyclic number.

It is not a de Polignac number, because 1050803 - 2⁶ = 1050739 is a prime.

It is a super-2 number, since 2×1050803² = 2208373889618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1050853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40403 + ... + 40428.

It is an arithmetic number, because the mean of its divisors is an integer number (282912).

2^1050803 is an apocalyptic number.

1050803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1050803 is a deficient number, since it is larger than the sum of its proper divisors (80845).

1050803 is an equidigital number, since it uses as much as digits as its factorization.

1050803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80844.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1050803 is about 1025.0868255909. The cubic root of 1050803 is about 101.6655391197.

The spelling of 1050803 in words is "one million, fifty thousand, eight hundred three".