11839043 has 4 divisors (see below), whose sum is σ = 12353808. Its totient is φ = 11324280.

The previous prime is 11839031. The next prime is 11839049. The reversal of 11839043 is 34093811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34093811 = 227 ⋅150193.

It is not a de Polignac number, because 11839043 - 2⁴ = 11839027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11838997 and 11839015.

It is not an unprimeable number, because it can be changed into a prime (11839049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257348 + ... + 257393.

It is an arithmetic number, because the mean of its divisors is an integer number (3088452).

Almost surely, 2^11839043 is an apocalyptic number.

11839043 is a deficient number, since it is larger than the sum of its proper divisors (514765).

11839043 is an equidigital number, since it uses as much as digits as its factorization.

11839043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514764.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 11839043 is about 3440.7910427691. The cubic root of 11839043 is about 227.9146276760.

The spelling of 11839043 in words is "eleven million, eight hundred thirty-nine thousand, forty-three".