1141122243 has 4 divisors (see below), whose sum is σ = 1521496328. Its totient is φ = 760748160.

The previous prime is 1141122221. The next prime is 1141122287. The reversal of 1141122243 is 3422211411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1141122243 - 2⁵ = 1141122211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141122293) 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, 190187038 + ... + 190187043.

It is an arithmetic number, because the mean of its divisors is an integer number (380374082).

Almost surely, 2^1141122243 is an apocalyptic number.

1141122243 is a deficient number, since it is larger than the sum of its proper divisors (380374085).

1141122243 is an equidigital number, since it uses as much as digits as its factorization.

1141122243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380374084.

The product of its digits is 384, while the sum is 21.

The square root of 1141122243 is about 33780.5009287903. The cubic root of 1141122243 is about 1044.9866051411.

Adding to 1141122243 its reverse (3422211411), we get a palindrome (4563333654).

The spelling of 1141122243 in words is "one billion, one hundred forty-one million, one hundred twenty-two thousand, two hundred forty-three".