1094932809 has 10 divisors (see below), whose sum is σ = 1635640490. Its totient is φ = 729955152.

The previous prime is 1094932801. The next prime is 1094932829. The reversal of 1094932809 is 9082394901.

It can be written as a sum of positive squares in only one way, i.e., 581774400 + 513158409 = 24120^2 + 22653^2 .

It is not a de Polignac number, because 1094932809 - 2³ = 1094932801 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1094932801) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6758764 + ... + 6758925.

It is an arithmetic number, because the mean of its divisors is an integer number (163564049).

Almost surely, 2^1094932809 is an apocalyptic number.

It is an amenable number.

1094932809 is a deficient number, since it is larger than the sum of its proper divisors (540707681).

1094932809 is an equidigital number, since it uses as much as digits as its factorization.

1094932809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13517701 (or 13517692 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 1094932809 is about 33089.7689475161. The cubic root of 1094932809 is about 1030.6925963574.

The spelling of 1094932809 in words is "one billion, ninety-four million, nine hundred thirty-two thousand, eight hundred nine".