1143231044 has 24 divisors (see below), whose sum is σ = 2074167648. Its totient is φ = 550948160.

The previous prime is 1143231029. The next prime is 1143231053. The reversal of 1143231044 is 4401323411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28382 + ... + 55605.

It is an arithmetic number, because the mean of its divisors is an integer number (86423652).

Almost surely, 2^1143231044 is an apocalyptic number.

It is an amenable number.

1143231044 is a deficient number, since it is larger than the sum of its proper divisors (930936604).

1143231044 is a wasteful number, since it uses less digits than its factorization.

1143231044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84115 (or 84113 counting only the distinct ones).

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

The square root of 1143231044 is about 33811.6998093855. The cubic root of 1143231044 is about 1045.6299229331.

Adding to 1143231044 its reverse (4401323411), we get a palindrome (5544554455).

The spelling of 1143231044 in words is "one billion, one hundred forty-three million, two hundred thirty-one thousand, forty-four".