1094396939 has 4 divisors (see below), whose sum is σ = 1105022256. Its totient is φ = 1083771624.

The previous prime is 1094396929. The next prime is 1094396987. The reversal of 1094396939 is 9396934901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9396934901 = 23 ⋅408562387.

It is a cyclic number.

It is not a de Polignac number, because 1094396939 - 2⁴ = 1094396923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1094396929) 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 3 ways as a sum of consecutive naturals, for example, 5312504 + ... + 5312709.

It is an arithmetic number, because the mean of its divisors is an integer number (276255564).

Almost surely, 2^1094396939 is an apocalyptic number.

1094396939 is a deficient number, since it is larger than the sum of its proper divisors (10625317).

1094396939 is a wasteful number, since it uses less digits than its factorization.

1094396939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10625316.

The product of its (nonzero) digits is 1417176, while the sum is 53.

The square root of 1094396939 is about 33081.6707407591. The cubic root of 1094396939 is about 1030.5244254996.

The spelling of 1094396939 in words is "one billion, ninety-four million, three hundred ninety-six thousand, nine hundred thirty-nine".