1094391148109 has 16 divisors (see below), whose sum is σ = 1316634000000. Its totient is φ = 888629102784.

The previous prime is 1094391148093. The next prime is 1094391148129. The reversal of 1094391148109 is 9018411934901.

It is a cyclic number.

It is not a de Polignac number, because 1094391148109 - 2⁴ = 1094391148093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1094391148129) 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, 2274179 + ... + 2713055.

It is an arithmetic number, because the mean of its divisors is an integer number (82289625000).

Almost surely, 2^{1094391148109} is an apocalyptic number.

1094391148109 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1094391148109 is a deficient number, since it is larger than the sum of its proper divisors (222242851891).

1094391148109 is a wasteful number, since it uses less digits than its factorization.

1094391148109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457652.

The product of its (nonzero) digits is 279936, while the sum is 50.

The spelling of 1094391148109 in words is "one trillion, ninety-four billion, three hundred ninety-one million, one hundred forty-eight thousand, one hundred nine".