1143063 has 24 divisors (see below), whose sum is σ = 1812096. Its totient is φ = 691200.

The previous prime is 1143061. The next prime is 1143067. The reversal of 1143063 is 3603411.

It is not a de Polignac number, because 1143063 - 2¹ = 1143061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4623 + ... + 4863.

It is an arithmetic number, because the mean of its divisors is an integer number (75504).

2^1143063 is an apocalyptic number.

1143063 is a deficient number, since it is larger than the sum of its proper divisors (669033).

1143063 is a wasteful number, since it uses less digits than its factorization.

1143063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1143063 is about 1069.1412441768. The cubic root of 1143063 is about 104.5578687899.

Adding to 1143063 its reverse (3603411), we get a palindrome (4746474).

The spelling of 1143063 in words is "one million, one hundred forty-three thousand, sixty-three".