11965745 has 8 divisors (see below), whose sum is σ = 15664320. Its totient is φ = 8702320.

The previous prime is 11965741. The next prime is 11965747. The reversal of 11965745 is 54756911.

11965745 is digitally balanced in base 2, 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 not a de Polignac number, because 11965745 - 2² = 11965741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11965699 and 11965708.

It is not an unprimeable number, because it can be changed into a prime (11965741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108725 + ... + 108834.

It is an arithmetic number, because the mean of its divisors is an integer number (1958040).

Almost surely, 2^11965745 is an apocalyptic number.

It is an amenable number.

11965745 is a deficient number, since it is larger than the sum of its proper divisors (3698575).

11965745 is a wasteful number, since it uses less digits than its factorization.

11965745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217575.

The product of its digits is 37800, while the sum is 38.

The square root of 11965745 is about 3459.1537982576. The cubic root of 11965745 is about 228.7247954154.

The spelling of 11965745 in words is "eleven million, nine hundred sixty-five thousand, seven hundred forty-five".