1102043 has 4 divisors (see below), whose sum is σ = 1108968. Its totient is φ = 1095120.

The previous prime is 1102027. The next prime is 1102063. The reversal of 1102043 is 3402011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3402011 = 193 ⋅17627.

It is a cyclic number.

It is not a de Polignac number, because 1102043 - 2⁴ = 1102027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102063) 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, 3218 + ... + 3543.

It is an arithmetic number, because the mean of its divisors is an integer number (277242).

2^1102043 is an apocalyptic number.

1102043 is a deficient number, since it is larger than the sum of its proper divisors (6925).

1102043 is an equidigital number, since it uses as much as digits as its factorization.

1102043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6924.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1102043 is about 1049.7823583963. The cubic root of 1102043 is about 103.2918795454.

Adding to 1102043 its reverse (3402011), we get a palindrome (4504054).

Subtracting 1102043 from its reverse (3402011), we obtain a cube (2299968 = 132³).

The spelling of 1102043 in words is "one million, one hundred two thousand, forty-three".