1143123422 has 32 divisors (see below), whose sum is σ = 1978324992. Its totient is φ = 485263584.

The previous prime is 1143123409. The next prime is 1143123431. The reversal of 1143123422 is 2243213411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 707888 + ... + 709500.

It is an arithmetic number, because the mean of its divisors is an integer number (61822656).

Almost surely, 2^1143123422 is an apocalyptic number.

1143123422 is a deficient number, since it is larger than the sum of its proper divisors (835201570).

1143123422 is a wasteful number, since it uses less digits than its factorization.

1143123422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072.

The product of its digits is 1152, while the sum is 23.

The square root of 1143123422 is about 33810.1082814001. The cubic root of 1143123422 is about 1045.5971105762.

Adding to 1143123422 its reverse (2243213411), we get a palindrome (3386336833).

The spelling of 1143123422 in words is "one billion, one hundred forty-three million, one hundred twenty-three thousand, four hundred twenty-two".