1143249271063 has 2 divisors, whose sum is σ = 1143249271064. Its totient is φ = 1143249271062.

The previous prime is 1143249271037. The next prime is 1143249271121. The reversal of 1143249271063 is 3601729423411.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143249271063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143249271763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571624635531 + 571624635532.

It is an arithmetic number, because the mean of its divisors is an integer number (571624635532).

Almost surely, 2^{1143249271063} is an apocalyptic number.

1143249271063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143249271063 is an equidigital number, since it uses as much as digits as its factorization.

1143249271063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 1143249271063 in words is "one trillion, one hundred forty-three billion, two hundred forty-nine million, two hundred seventy-one thousand, sixty-three".