1143068687249 has 8 divisors (see below), whose sum is σ = 1168372833408. Its totient is φ = 1117805521840.

The previous prime is 1143068687203. The next prime is 1143068687251. The reversal of 1143068687249 is 9427868603411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143068687249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143068657249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10188782 + ... + 10300359.

It is an arithmetic number, because the mean of its divisors is an integer number (146046604176).

Almost surely, 2^{1143068687249} is an apocalyptic number.

It is an amenable number.

1143068687249 is a deficient number, since it is larger than the sum of its proper divisors (25304146159).

1143068687249 is a wasteful number, since it uses less digits than its factorization.

1143068687249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20490375.

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 1143068687249 in words is "one trillion, one hundred forty-three billion, sixty-eight million, six hundred eighty-seven thousand, two hundred forty-nine".