1069442098787 has 4 divisors (see below), whose sum is σ = 1073916752160. Its totient is φ = 1064967445416.

The previous prime is 1069442098783. The next prime is 1069442098831. The reversal of 1069442098787 is 7878902449601.

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

It is a cyclic number.

It is not a de Polignac number, because 1069442098787 - 2² = 1069442098783 is a prime.

It is a super-2 number, since 2×1069442098787² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1069442098783) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2237326328 + ... + 2237326805.

It is an arithmetic number, because the mean of its divisors is an integer number (268479188040).

Almost surely, 2^{1069442098787} is an apocalyptic number.

1069442098787 is a deficient number, since it is larger than the sum of its proper divisors (4474653373).

1069442098787 is an equidigital number, since it uses as much as digits as its factorization.

1069442098787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4474653372.

The product of its (nonzero) digits is 48771072, while the sum is 65.

The spelling of 1069442098787 in words is "one trillion, sixty-nine billion, four hundred forty-two million, ninety-eight thousand, seven hundred eighty-seven".