1143211283 has 2 divisors, whose sum is σ = 1143211284. Its totient is φ = 1143211282.

The previous prime is 1143211261. The next prime is 1143211313. The reversal of 1143211283 is 3821123411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1143211283 - 2¹⁸ = 1142949139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1143211213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571605641 + 571605642.

It is an arithmetic number, because the mean of its divisors is an integer number (571605642).

Almost surely, 2^1143211283 is an apocalyptic number.

1143211283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143211283 is an equidigital number, since it uses as much as digits as its factorization.

1143211283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 26.

The square root of 1143211283 is about 33811.4075867894. The cubic root of 1143211283 is about 1045.6238982506.

Adding to 1143211283 its reverse (3821123411), we get a palindrome (4964334694).

The spelling of 1143211283 in words is "one billion, one hundred forty-three million, two hundred eleven thousand, two hundred eighty-three".