1094391393 has 16 divisors (see below), whose sum is σ = 1573454400. Its totient is φ = 674334720.

The previous prime is 1094391383. The next prime is 1094391401. The reversal of 1094391393 is 3931934901.

It is not a de Polignac number, because 1094391393 - 2¹³ = 1094383201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1094391383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231808 + ... + 236481.

It is an arithmetic number, because the mean of its divisors is an integer number (98340900).

Almost surely, 2^1094391393 is an apocalyptic number.

It is an amenable number.

1094391393 is a deficient number, since it is larger than the sum of its proper divisors (479063007).

1094391393 is a wasteful number, since it uses less digits than its factorization.

1094391393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468352.

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 1094391393 is about 33081.5869178007. The cubic root of 1094391393 is about 1030.5226847241.

The spelling of 1094391393 in words is "one billion, ninety-four million, three hundred ninety-one thousand, three hundred ninety-three".