11745939 has 8 divisors (see below), whose sum is σ = 16342272. Its totient is φ = 7490120.

The previous prime is 11745907. The next prime is 11745947. The reversal of 11745939 is 93954711.

It is a happy number.

11745939 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11745939 - 2⁵ = 11745907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11745897 and 11745906.

It is not an unprimeable number, because it can be changed into a prime (11745959) 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, 85047 + ... + 85184.

It is an arithmetic number, because the mean of its divisors is an integer number (2042784).

Almost surely, 2^11745939 is an apocalyptic number.

11745939 is a deficient number, since it is larger than the sum of its proper divisors (4596333).

11745939 is a wasteful number, since it uses less digits than its factorization.

11745939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170257.

The product of its digits is 34020, while the sum is 39.

The square root of 11745939 is about 3427.2348912790. The cubic root of 11745939 is about 227.3156031060.

It can be divided in two parts, 117 and 45939, that added together give a triangular number (46056 = T₃₀₃).

The spelling of 11745939 in words is "eleven million, seven hundred forty-five thousand, nine hundred thirty-nine".