1102243 has 2 divisors, whose sum is σ = 1102244. Its totient is φ = 1102242.

The previous prime is 1102237. The next prime is 1102249. The reversal of 1102243 is 3422011.

It is a balanced prime because it is at equal distance from previous prime (1102237) and next prime (1102249).

It is an emirp because it is prime and its reverse (3422011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1102243 - 2¹⁷ = 971171 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1102249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551121 + 551122.

It is an arithmetic number, because the mean of its divisors is an integer number (551122).

2^1102243 is an apocalyptic number.

1102243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102243 is an equidigital number, since it uses as much as digits as its factorization.

1102243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1102243 is about 1049.8776119148. The cubic root of 1102243 is about 103.2981276761.

Adding to 1102243 its reverse (3422011), we get a palindrome (4524254).

The spelling of 1102243 in words is "one million, one hundred two thousand, two hundred forty-three".