1126249 has 4 divisors (see below), whose sum is σ = 1132164. Its totient is φ = 1120336.

The previous prime is 1126247. The next prime is 1126253. The reversal of 1126249 is 9426211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 937024 + 189225 = 968^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126249 - 2¹ = 1126247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126247) 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, 2662 + ... + 3055.

It is an arithmetic number, because the mean of its divisors is an integer number (283041).

2^1126249 is an apocalyptic number.

It is an amenable number.

1126249 is a deficient number, since it is larger than the sum of its proper divisors (5915).

1126249 is an equidigital number, since it uses as much as digits as its factorization.

1126249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914.

The product of its digits is 864, while the sum is 25.

The square root of 1126249 is about 1061.2487926966. The cubic root of 1126249 is about 104.0426661722.

It can be divided in two parts, 11262 and 49, that added together give a palindrome (11311).

The spelling of 1126249 in words is "one million, one hundred twenty-six thousand, two hundred forty-nine".