1102443 has 8 divisors (see below), whose sum is σ = 1486800. Its totient is φ = 726528.

The previous prime is 1102441. The next prime is 1102447. The reversal of 1102443 is 3442011.

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

It is not a de Polignac number, because 1102443 - 2¹ = 1102441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1102441) 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, 1798 + ... + 2331.

It is an arithmetic number, because the mean of its divisors is an integer number (185850).

2^1102443 is an apocalyptic number.

1102443 is a deficient number, since it is larger than the sum of its proper divisors (384357).

1102443 is an equidigital number, since it uses as much as digits as its factorization.

1102443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1102443 is about 1049.9728567920. The cubic root of 1102443 is about 103.3043750511.

Adding to 1102443 its reverse (3442011), we get a palindrome (4544454).

The spelling of 1102443 in words is "one million, one hundred two thousand, four hundred forty-three".