1126641 has 8 divisors (see below), whose sum is σ = 1590624. Its totient is φ = 706880.

The previous prime is 1126627. The next prime is 1126649. The reversal of 1126641 is 1466211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1126641 - 2⁶ = 1126577 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1126649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10995 + ... + 11096.

It is an arithmetic number, because the mean of its divisors is an integer number (198828).

2^1126641 is an apocalyptic number.

It is an amenable number.

1126641 is a deficient number, since it is larger than the sum of its proper divisors (463983).

1126641 is a wasteful number, since it uses less digits than its factorization.

1126641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22111.

The product of its digits is 288, while the sum is 21.

The square root of 1126641 is about 1061.4334647070. The cubic root of 1126641 is about 104.0547357336.

The spelling of 1126641 in words is "one million, one hundred twenty-six thousand, six hundred forty-one".