1053143 has 16 divisors (see below), whose sum is σ = 1322496. Its totient is φ = 816480.

The previous prime is 1053103. The next prime is 1053179. The reversal of 1053143 is 3413501.

It is not a de Polignac number, because 1053143 - 2⁶ = 1053079 is a prime.

It is a super-2 number, since 2×1053143² = 2218220356898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053103) 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, 6380 + ... + 6542.

It is an arithmetic number, because the mean of its divisors is an integer number (82656).

2^1053143 is an apocalyptic number.

1053143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1053143 is a deficient number, since it is larger than the sum of its proper divisors (269353).

1053143 is a wasteful number, since it uses less digits than its factorization.

1053143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 1053143 is about 1026.2275576109. The cubic root of 1053143 is about 101.7409484308.

Adding to 1053143 its reverse (3413501), we get a palindrome (4466644).

The spelling of 1053143 in words is "one million, fifty-three thousand, one hundred forty-three".