1141143223 has 4 divisors (see below), whose sum is σ = 1244883528. Its totient is φ = 1037402920.

The previous prime is 1141143209. The next prime is 1141143239. The reversal of 1141143223 is 3223411411.

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 1141143223 - 2⁵ = 1141143191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141143194 and 1141143203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141143623) 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, 51870136 + ... + 51870157.

It is an arithmetic number, because the mean of its divisors is an integer number (311220882).

Almost surely, 2^1141143223 is an apocalyptic number.

1141143223 is a deficient number, since it is larger than the sum of its proper divisors (103740305).

1141143223 is a wasteful number, since it uses less digits than its factorization.

1141143223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103740304.

The product of its digits is 576, while the sum is 22.

The square root of 1141143223 is about 33780.8114615383. The cubic root of 1141143223 is about 1044.9930092708.

Adding to 1141143223 its reverse (3223411411), we get a palindrome (4364554634).

The spelling of 1141143223 in words is "one billion, one hundred forty-one million, one hundred forty-three thousand, two hundred twenty-three".