1126849 has 4 divisors (see below), whose sum is σ = 1138564. Its totient is φ = 1115136.

The previous prime is 1126847. The next prime is 1126859. The reversal of 1126849 is 9486211.

It is a happy number.

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 446224 + 680625 = 668^2 + 825^2 .

It is a cyclic number.

It is not a de Polignac number, because 1126849 - 2¹ = 1126847 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126849.

It is not an unprimeable number, because it can be changed into a prime (1126843) 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, 5712 + ... + 5905.

It is an arithmetic number, because the mean of its divisors is an integer number (284641).

2^1126849 is an apocalyptic number.

It is an amenable number.

1126849 is a deficient number, since it is larger than the sum of its proper divisors (11715).

1126849 is an equidigital number, since it uses as much as digits as its factorization.

1126849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11714.

The product of its digits is 3456, while the sum is 31.

The square root of 1126849 is about 1061.5314408909. The cubic root of 1126849 is about 104.0611388538.

The spelling of 1126849 in words is "one million, one hundred twenty-six thousand, eight hundred forty-nine".