1108682028691 has 8 divisors (see below), whose sum is σ = 1177722398160. Its totient is φ = 1040066523648.

The previous prime is 1108682028667. The next prime is 1108682028697. The reversal of 1108682028691 is 1968202868011.

It is a happy number.

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

It is not a de Polignac number, because 1108682028691 - 2⁵ = 1108682028659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1108682028697) 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, 106210726 + ... + 106221163.

It is an arithmetic number, because the mean of its divisors is an integer number (147215299770).

Almost surely, 2^{1108682028691} is an apocalyptic number.

1108682028691 is a deficient number, since it is larger than the sum of its proper divisors (69040369469).

1108682028691 is a wasteful number, since it uses less digits than its factorization.

1108682028691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212432213.

The product of its (nonzero) digits is 663552, while the sum is 52.

The spelling of 1108682028691 in words is "one trillion, one hundred eight billion, six hundred eighty-two million, twenty-eight thousand, six hundred ninety-one".