1126943 has 4 divisors (see below), whose sum is σ = 1163328. Its totient is φ = 1090560.

The previous prime is 1126897. The next prime is 1126963. The reversal of 1126943 is 3496211.

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

It is a cyclic number.

It is not a de Polignac number, because 1126943 - 2¹⁶ = 1061407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126963) 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, 18146 + ... + 18207.

It is an arithmetic number, because the mean of its divisors is an integer number (290832).

2^1126943 is an apocalyptic number.

1126943 is a deficient number, since it is larger than the sum of its proper divisors (36385).

1126943 is an equidigital number, since it uses as much as digits as its factorization.

1126943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36384.

The product of its digits is 1296, while the sum is 26.

The square root of 1126943 is about 1061.5757156228. The cubic root of 1126943 is about 104.0640323131.

The spelling of 1126943 in words is "one million, one hundred twenty-six thousand, nine hundred forty-three".