11923983 has 16 divisors (see below), whose sum is σ = 17724000. Its totient is φ = 7922880.

The previous prime is 11923981. The next prime is 11923997. The reversal of 11923983 is 38932911.

11923983 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11923983 - 2¹ = 11923981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11923981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10843 + ... + 11891.

It is an arithmetic number, because the mean of its divisors is an integer number (1107750).

Almost surely, 2^11923983 is an apocalyptic number.

11923983 is a deficient number, since it is larger than the sum of its proper divisors (5800017).

11923983 is a wasteful number, since it uses less digits than its factorization.

11923983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479 (or 1473 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 11923983 is about 3453.1120746364. The cubic root of 11923983 is about 228.4583921929.

The spelling of 11923983 in words is "eleven million, nine hundred twenty-three thousand, nine hundred eighty-three".