1109084163406 has 4 divisors (see below), whose sum is σ = 1663626245112. Its totient is φ = 554542081702.

The previous prime is 1109084163361. The next prime is 1109084163431. The reversal of 1109084163406 is 6043614809011.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277271040850 + ... + 277271040853.

It is an arithmetic number, because the mean of its divisors is an integer number (415906561278).

Almost surely, 2^{1109084163406} is an apocalyptic number.

1109084163406 is a deficient number, since it is larger than the sum of its proper divisors (554542081706).

1109084163406 is an equidigital number, since it uses as much as digits as its factorization.

1109084163406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554542081705.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 1109084163406 in words is "one trillion, one hundred nine billion, eighty-four million, one hundred sixty-three thousand, four hundred six".