11560945 has 24 divisors (see below), whose sum is σ = 15484392. Its totient is φ = 8279040.

The previous prime is 11560933. The next prime is 11560951. The reversal of 11560945 is 54906511.

11560945 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3876961 + 7683984 = 1969^2 + 2772^2 .

It is not a de Polignac number, because 11560945 - 2⁷ = 11560817 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 58587 + ... + 58783.

It is an arithmetic number, because the mean of its divisors is an integer number (645183).

Almost surely, 2^11560945 is an apocalyptic number.

It is an amenable number.

11560945 is a deficient number, since it is larger than the sum of its proper divisors (3923447).

11560945 is a wasteful number, since it uses less digits than its factorization.

11560945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 11560945 is about 3400.1389677482. The cubic root of 11560945 is about 226.1159049926.

The spelling of 11560945 in words is "eleven million, five hundred sixty thousand, nine hundred forty-five".