11934531983 has 16 divisors (see below), whose sum is σ = 13157569152. Its totient is φ = 10734660000.

The previous prime is 11934531967. The next prime is 11934532007. The reversal of 11934531983 is 38913543911.

11934531983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11934531983 - 2⁴ = 11934531967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11934531923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2142560 + ... + 2148122.

It is an arithmetic number, because the mean of its divisors is an integer number (822348072).

Almost surely, 2^11934531983 is an apocalyptic number.

11934531983 is a deficient number, since it is larger than the sum of its proper divisors (1223037169).

11934531983 is a wasteful number, since it uses less digits than its factorization.

11934531983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7606.

The product of its digits is 349920, while the sum is 47.

The spelling of 11934531983 in words is "eleven billion, nine hundred thirty-four million, five hundred thirty-one thousand, nine hundred eighty-three".