1443163 has 4 divisors (see below), whose sum is σ = 1446120. Its totient is φ = 1440208.

The previous prime is 1443161. The next prime is 1443193. The reversal of 1443163 is 3613441.

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 1443163 - 2¹ = 1443161 is a prime.

It is a Duffinian number.

1443163 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1443161) 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, 553 + ... + 1786.

It is an arithmetic number, because the mean of its divisors is an integer number (361530).

2^1443163 is an apocalyptic number.

1443163 is a deficient number, since it is larger than the sum of its proper divisors (2957).

1443163 is an equidigital number, since it uses as much as digits as its factorization.

1443163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956.

The product of its digits is 864, while the sum is 22.

The square root of 1443163 is about 1201.3171937503. The cubic root of 1443163 is about 113.0069434739.

The spelling of 1443163 in words is "one million, four hundred forty-three thousand, one hundred sixty-three".