1052443 has 8 divisors (see below), whose sum is σ = 1209600. Its totient is φ = 897000.

The previous prime is 1052437. The next prime is 1052459. The reversal of 1052443 is 3442501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052443 is a prime.

It is a super-2 number, since 2×1052443² = 2215272536498, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 0 + 5⁵ + 2³ + 4 + 4¹⁰ + 3⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 1052443.

It is not an unprimeable number, because it can be changed into a prime (1052413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1458 + ... + 2056.

It is an arithmetic number, because the mean of its divisors is an integer number (151200).

2^1052443 is an apocalyptic number.

1052443 is a deficient number, since it is larger than the sum of its proper divisors (157157).

1052443 is an equidigital number, since it uses as much as digits as its factorization.

1052443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1052443 is about 1025.8864459578. The cubic root of 1052443 is about 101.7184018096.

Adding to 1052443 its reverse (3442501), we get a palindrome (4494944).

The spelling of 1052443 in words is "one million, fifty-two thousand, four hundred forty-three".