11982081927 has 8 divisors (see below), whose sum is σ = 16012174464. Its totient is φ = 7970022008.

The previous prime is 11982081889. The next prime is 11982081949. The reversal of 11982081927 is 72918028911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11982081927 - 2¹⁵ = 11982049159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11982081977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4506603 + ... + 4509260.

It is an arithmetic number, because the mean of its divisors is an integer number (2001521808).

Almost surely, 2^11982081927 is an apocalyptic number.

11982081927 is a deficient number, since it is larger than the sum of its proper divisors (4030092537).

11982081927 is an equidigital number, since it uses as much as digits as its factorization.

11982081927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9016309.

The product of its (nonzero) digits is 145152, while the sum is 48.

The spelling of 11982081927 in words is "eleven billion, nine hundred eighty-two million, eighty-one thousand, nine hundred twenty-seven".