11939361 has 8 divisors (see below), whose sum is σ = 18193344. Its totient is φ = 6822480.

The previous prime is 11939351. The next prime is 11939377. The reversal of 11939361 is 16393911.

It is a happy number.

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

It is not a de Polignac number, because 11939361 - 2⁶ = 11939297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11939341) 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 7 ways as a sum of consecutive naturals, for example, 284250 + ... + 284291.

It is an arithmetic number, because the mean of its divisors is an integer number (2274168).

Almost surely, 2^11939361 is an apocalyptic number.

It is an amenable number.

11939361 is a deficient number, since it is larger than the sum of its proper divisors (6253983).

11939361 is an equidigital number, since it uses as much as digits as its factorization.

11939361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568551.

The product of its digits is 4374, while the sum is 33.

The square root of 11939361 is about 3455.3380442440. The cubic root of 11939361 is about 228.5565619609.

The spelling of 11939361 in words is "eleven million, nine hundred thirty-nine thousand, three hundred sixty-one".