1112456667779 has 8 divisors (see below), whose sum is σ = 1152713170560. Its totient is φ = 1072326560256.

The previous prime is 1112456667743. The next prime is 1112456667793. The reversal of 1112456667779 is 9777666542111.

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

It is a cyclic number.

It is not a de Polignac number, because 1112456667779 - 2¹² = 1112456663683 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1112456667079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31580894 + ... + 31616099.

It is an arithmetic number, because the mean of its divisors is an integer number (144089146320).

Almost surely, 2^{1112456667779} is an apocalyptic number.

1112456667779 is a deficient number, since it is larger than the sum of its proper divisors (40256502781).

1112456667779 is an equidigital number, since it uses as much as digits as its factorization.

1112456667779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63197629.

The product of its digits is 26671680, while the sum is 62.

The spelling of 1112456667779 in words is "one trillion, one hundred twelve billion, four hundred fifty-six million, six hundred sixty-seven thousand, seven hundred seventy-nine".