1053303 has 16 divisors (see below), whose sum is σ = 1566720. Its totient is φ = 625536.

The previous prime is 1053301. The next prime is 1053319. The reversal of 1053303 is 3033501.

It is not a de Polignac number, because 1053303 - 2¹ = 1053301 is a prime.

It is a super-2 number, since 2×1053303² = 2218894419618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426 + ... + 1512.

It is an arithmetic number, because the mean of its divisors is an integer number (97920).

2^1053303 is an apocalyptic number.

1053303 is a deficient number, since it is larger than the sum of its proper divisors (513417).

1053303 is a wasteful number, since it uses less digits than its factorization.

1053303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126.

The product of its (nonzero) digits is 135, while the sum is 15.

The square root of 1053303 is about 1026.3055100700. The cubic root of 1053303 is about 101.7461005414.

Adding to 1053303 its reverse (3033501), we get a palindrome (4086804).

The spelling of 1053303 in words is "one million, fifty-three thousand, three hundred three".