11927471329 has 8 divisors (see below), whose sum is σ = 12131673120. Its totient is φ = 11723337696.

The previous prime is 11927471291. The next prime is 11927471351. The reversal of 11927471329 is 92317472911.

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 11927471329 - 2¹³ = 11927463137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11927471359) 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, 439534 + ... + 465880.

It is an arithmetic number, because the mean of its divisors is an integer number (1516459140).

Almost surely, 2^11927471329 is an apocalyptic number.

It is an amenable number.

11927471329 is a deficient number, since it is larger than the sum of its proper divisors (204201791).

11927471329 is an equidigital number, since it uses as much as digits as its factorization.

11927471329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34079.

The product of its digits is 190512, while the sum is 46.

The spelling of 11927471329 in words is "eleven billion, nine hundred twenty-seven million, four hundred seventy-one thousand, three hundred twenty-nine".