1102249 has 2 divisors, whose sum is σ = 1102250. Its totient is φ = 1102248.

The previous prime is 1102243. The next prime is 1102253. The reversal of 1102249 is 9422011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087849 + 14400 = 1043^2 + 120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102249 - 2¹³ = 1094057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551124 + 551125.

It is an arithmetic number, because the mean of its divisors is an integer number (551125).

2^1102249 is an apocalyptic number.

It is an amenable number.

1102249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102249 is an equidigital number, since it uses as much as digits as its factorization.

1102249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1102249 is about 1049.8804693869. The cubic root of 1102249 is about 103.2983151084.

It can be divided in two parts, 110224 and 9, that multiplied together give a square (992016 = 996²).

The spelling of 1102249 in words is "one million, one hundred two thousand, two hundred forty-nine".