1052330443 has 4 divisors (see below), whose sum is σ = 1076803288. Its totient is φ = 1027857600.

The previous prime is 1052330441. The next prime is 1052330473. The reversal of 1052330443 is 3440332501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1052330443 - 2¹ = 1052330441 is a prime.

It is a super-2 number, since 2×1052330443² = 2214798722529152498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052330441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12236358 + ... + 12236443.

It is an arithmetic number, because the mean of its divisors is an integer number (269200822).

Almost surely, 2^1052330443 is an apocalyptic number.

1052330443 is a deficient number, since it is larger than the sum of its proper divisors (24472845).

1052330443 is an equidigital number, since it uses as much as digits as its factorization.

1052330443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24472844.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1052330443 is about 32439.6430775679. The cubic root of 1052330443 is about 1017.1477547665.

Adding to 1052330443 its reverse (3440332501), we get a palindrome (4492662944).

The spelling of 1052330443 in words is "one billion, fifty-two million, three hundred thirty thousand, four hundred forty-three".