1143016544242 has 4 divisors (see below), whose sum is σ = 1714524816366. Its totient is φ = 571508272120.

The previous prime is 1143016544213. The next prime is 1143016544249. The reversal of 1143016544242 is 2424456103411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 989784224641 + 153232319601 = 994879^2 + 391449^2 .

It is not an unprimeable number, because it can be changed into a prime (1143016544249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285754136059 + ... + 285754136062.

Almost surely, 2^{1143016544242} is an apocalyptic number.

1143016544242 is a deficient number, since it is larger than the sum of its proper divisors (571508272124).

1143016544242 is an equidigital number, since it uses as much as digits as its factorization.

1143016544242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571508272123.

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 1143016544242 in words is "one trillion, one hundred forty-three billion, sixteen million, five hundred forty-four thousand, two hundred forty-two".