1006243391063 has 16 divisors (see below), whose sum is σ = 1068109338240. Its totient is φ = 945301500000.

The previous prime is 1006243391057. The next prime is 1006243391077. The reversal of 1006243391063 is 3601933426001.

It is a cyclic number.

It is not a de Polignac number, because 1006243391063 - 2¹⁰ = 1006243390039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006243394063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617813 + ... + 1547313.

It is an arithmetic number, because the mean of its divisors is an integer number (66756833640).

Almost surely, 2^{1006243391063} is an apocalyptic number.

1006243391063 is a deficient number, since it is larger than the sum of its proper divisors (61865947177).

1006243391063 is a wasteful number, since it uses less digits than its factorization.

1006243391063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929998.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 1006243391063 in words is "one trillion, six billion, two hundred forty-three million, three hundred ninety-one thousand, sixty-three".