1143719113 has 2 divisors, whose sum is σ = 1143719114. Its totient is φ = 1143719112.

The previous prime is 1143719111. The next prime is 1143719141. The reversal of 1143719113 is 3119173411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 922215424 + 221503689 = 30368^2 + 14883^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143719113 - 2¹ = 1143719111 is a prime.

Together with 1143719111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1143719111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571859556 + 571859557.

It is an arithmetic number, because the mean of its divisors is an integer number (571859557).

Almost surely, 2^1143719113 is an apocalyptic number.

It is an amenable number.

1143719113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143719113 is an equidigital number, since it uses as much as digits as its factorization.

1143719113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268, while the sum is 31.

The square root of 1143719113 is about 33818.9164965408. The cubic root of 1143719113 is about 1045.7787021164.

The spelling of 1143719113 in words is "one billion, one hundred forty-three million, seven hundred nineteen thousand, one hundred thirteen".