1143466 has 8 divisors (see below), whose sum is σ = 1770624. Its totient is φ = 553260.

The previous prime is 1143433. The next prime is 1143469. The reversal of 1143466 is 6643411.

1143466 = T₁₀₈ + T₁₀₉ + ... + T₂₀₀.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1143466.

It is not an unprimeable number, because it can be changed into a prime (1143469) 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, 9160 + ... + 9283.

It is an arithmetic number, because the mean of its divisors is an integer number (221328).

2^1143466 is an apocalyptic number.

1143466 is a deficient number, since it is larger than the sum of its proper divisors (627158).

1143466 is a wasteful number, since it uses less digits than its factorization.

1143466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18476.

The product of its digits is 1728, while the sum is 25.

The square root of 1143466 is about 1069.3296965857. The cubic root of 1143466 is about 104.5701550390.

Adding to 1143466 its reverse (6643411), we get a palindrome (7786877).

Subtracting 1143466 from its reverse (6643411), we obtain a palindrome (5499945).

The spelling of 1143466 in words is "one million, one hundred forty-three thousand, four hundred sixty-six".