1121366 has 4 divisors (see below), whose sum is σ = 1682052. Its totient is φ = 560682.

The previous prime is 1121357. The next prime is 1121369. The reversal of 1121366 is 6631211.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280340 + ... + 280343.

It is an arithmetic number, because the mean of its divisors is an integer number (420513).

2^1121366 is an apocalyptic number.

1121366 is a deficient number, since it is larger than the sum of its proper divisors (560686).

1121366 is an equidigital number, since it uses as much as digits as its factorization.

1121366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560685.

The product of its digits is 216, while the sum is 20.

The square root of 1121366 is about 1058.9457021019. The cubic root of 1121366 is about 103.8920848065.

Adding to 1121366 its reverse (6631211), we get a palindrome (7752577).

The spelling of 1121366 in words is "one million, one hundred twenty-one thousand, three hundred sixty-six".