1141566 has 8 divisors (see below), whose sum is σ = 2283144. Its totient is φ = 380520.

The previous prime is 1141541. The next prime is 1141571. The reversal of 1141566 is 6651411.

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

1141566 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95125 + ... + 95136.

It is an arithmetic number, because the mean of its divisors is an integer number (285393).

2^1141566 is an apocalyptic number.

1141566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141566 is a wasteful number, since it uses less digits than its factorization.

1141566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190266.

The product of its digits is 720, while the sum is 24.

The square root of 1141566 is about 1068.4409202197. The cubic root of 1141566 is about 104.5122044917.

Adding to 1141566 its reverse (6651411), we get a palindrome (7792977).

The spelling of 1141566 in words is "one million, one hundred forty-one thousand, five hundred sixty-six".