11563942 has 8 divisors (see below), whose sum is σ = 18680256. Its totient is φ = 5337192.

The previous prime is 11563939. The next prime is 11563969. The reversal of 11563942 is 24936511.

11563942 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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222358 + ... + 222409.

It is an arithmetic number, because the mean of its divisors is an integer number (2335032).

Almost surely, 2^11563942 is an apocalyptic number.

11563942 is a deficient number, since it is larger than the sum of its proper divisors (7116314).

11563942 is a wasteful number, since it uses less digits than its factorization.

11563942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444782.

The product of its digits is 6480, while the sum is 31.

The square root of 11563942 is about 3400.5796564703. The cubic root of 11563942 is about 226.1354423464.

The spelling of 11563942 in words is "eleven million, five hundred sixty-three thousand, nine hundred forty-two".