1152443 has 4 divisors (see below), whose sum is σ = 1179288. Its totient is φ = 1125600.

The previous prime is 1152421. The next prime is 1152493. The reversal of 1152443 is 3442511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3442511 = 107 ⋅32173.

It is a cyclic number.

It is not a de Polignac number, because 1152443 - 2⁸ = 1152187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152493) 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, 13358 + ... + 13443.

It is an arithmetic number, because the mean of its divisors is an integer number (294822).

2^1152443 is an apocalyptic number.

1152443 is a deficient number, since it is larger than the sum of its proper divisors (26845).

1152443 is an equidigital number, since it uses as much as digits as its factorization.

1152443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26844.

The product of its digits is 480, while the sum is 20.

The square root of 1152443 is about 1073.5189798043. The cubic root of 1152443 is about 104.8430914125.

Adding to 1152443 its reverse (3442511), we get a palindrome (4594954).

The spelling of 1152443 in words is "one million, one hundred fifty-two thousand, four hundred forty-three".