1143211103 has 2 divisors, whose sum is σ = 1143211104. Its totient is φ = 1143211102.

The previous prime is 1143211093. The next prime is 1143211109. The reversal of 1143211103 is 3011123411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1143211103 - 2¹⁶ = 1143145567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143211109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571605551 + 571605552.

It is an arithmetic number, because the mean of its divisors is an integer number (571605552).

Almost surely, 2^1143211103 is an apocalyptic number.

1143211103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143211103 is an equidigital number, since it uses as much as digits as its factorization.

1143211103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1143211103 is about 33811.4049249658. The cubic root of 1143211103 is about 1045.6238433724.

Adding to 1143211103 its reverse (3011123411), we get a palindrome (4154334514).

The spelling of 1143211103 in words is "one billion, one hundred forty-three million, two hundred eleven thousand, one hundred three".