1110143 has 4 divisors (see below), whose sum is σ = 1112568. Its totient is φ = 1107720.

The previous prime is 1110133. The next prime is 1110167. The reversal of 1110143 is 3410111.

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 1110143 - 2⁴ = 1110127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110103) 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, 293 + ... + 1518.

It is an arithmetic number, because the mean of its divisors is an integer number (278142).

2^1110143 is an apocalyptic number.

1110143 is a deficient number, since it is larger than the sum of its proper divisors (2425).

1110143 is an equidigital number, since it uses as much as digits as its factorization.

1110143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1110143 is about 1053.6332378964. The cubic root of 1110143 is about 103.5443266611.

Adding to 1110143 its reverse (3410111), we get a palindrome (4520254).

Subtracting 1110143 from its reverse (3410111), we obtain a cube (2299968 = 132³).

The spelling of 1110143 in words is "one million, one hundred ten thousand, one hundred forty-three".