1148843 has 4 divisors (see below), whose sum is σ = 1216440. Its totient is φ = 1081248.

The previous prime is 1148839. The next prime is 1148857. The reversal of 1148843 is 3488411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3488411 = 97 ⋅35963.

It is a cyclic number.

It is not a de Polignac number, because 1148843 - 2² = 1148839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33773 + ... + 33806.

It is an arithmetic number, because the mean of its divisors is an integer number (304110).

2^1148843 is an apocalyptic number.

1148843 is a deficient number, since it is larger than the sum of its proper divisors (67597).

1148843 is an equidigital number, since it uses as much as digits as its factorization.

1148843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67596.

The product of its digits is 3072, while the sum is 29.

The square root of 1148843 is about 1071.8409396921. The cubic root of 1148843 is about 104.7338079676.

It can be divided in two parts, 1148 and 843, that added together give a palindrome (1991).

The spelling of 1148843 in words is "one million, one hundred forty-eight thousand, eight hundred forty-three".