11168939 has 8 divisors (see below), whose sum is σ = 11570688. Its totient is φ = 10774120.

The previous prime is 11168909. The next prime is 11168947. The reversal of 11168939 is 93986111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11168939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11168909) 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 7 ways as a sum of consecutive naturals, for example, 1664 + ... + 5010.

It is an arithmetic number, because the mean of its divisors is an integer number (1446336).

Almost surely, 2^11168939 is an apocalyptic number.

11168939 is a deficient number, since it is larger than the sum of its proper divisors (401749).

11168939 is an equidigital number, since it uses as much as digits as its factorization.

11168939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3465.

The product of its digits is 11664, while the sum is 38.

The square root of 11168939 is about 3341.9962597226. The cubic root of 11168939 is about 223.5307659836.

The spelling of 11168939 in words is "eleven million, one hundred sixty-eight thousand, nine hundred thirty-nine".