11849239 has 2 divisors, whose sum is σ = 11849240. Its totient is φ = 11849238.

The previous prime is 11849237. The next prime is 11849249. The reversal of 11849239 is 93294811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11849239 - 2¹ = 11849237 is a prime.

Together with 11849237, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11849198 and 11849207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11849231) 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 as a sum of consecutive naturals, namely, 5924619 + 5924620.

It is an arithmetic number, because the mean of its divisors is an integer number (5924620).

Almost surely, 2^11849239 is an apocalyptic number.

11849239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11849239 is an equidigital number, since it uses as much as digits as its factorization.

11849239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 37.

The square root of 11849239 is about 3442.2723599390. The cubic root of 11849239 is about 227.9800369820.

The spelling of 11849239 in words is "eleven million, eight hundred forty-nine thousand, two hundred thirty-nine".