11184139 has 4 divisors (see below), whose sum is σ = 11213280. Its totient is φ = 11155000.

The previous prime is 11184137. The next prime is 11184191. The reversal of 11184139 is 93148111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93148111 = 7 ⋅13306873.

It is a cyclic number.

It is not a de Polignac number, because 11184139 - 2¹ = 11184137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11184137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13987 + ... + 14764.

It is an arithmetic number, because the mean of its divisors is an integer number (2803320).

Almost surely, 2^11184139 is an apocalyptic number.

11184139 is a deficient number, since it is larger than the sum of its proper divisors (29141).

11184139 is an equidigital number, since it uses as much as digits as its factorization.

11184139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29140.

The product of its digits is 864, while the sum is 28.

The square root of 11184139 is about 3344.2695764546. The cubic root of 11184139 is about 223.6321222984.

The spelling of 11184139 in words is "eleven million, one hundred eighty-four thousand, one hundred thirty-nine".