11120947 has 4 divisors (see below), whose sum is σ = 11706280. Its totient is φ = 10535616.

The previous prime is 11120917. The next prime is 11120951. The reversal of 11120947 is 74902111.

11120947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11120947 - 2¹⁹ = 10596659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11120917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292638 + ... + 292675.

It is an arithmetic number, because the mean of its divisors is an integer number (2926570).

Almost surely, 2^11120947 is an apocalyptic number.

11120947 is a deficient number, since it is larger than the sum of its proper divisors (585333).

11120947 is an equidigital number, since it uses as much as digits as its factorization.

11120947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585332.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 11120947 is about 3334.8083902977. The cubic root of 11120947 is about 223.2101419555.

The spelling of 11120947 in words is "eleven million, one hundred twenty thousand, nine hundred forty-seven".