1191330727339 has 8 divisors (see below), whose sum is σ = 1192269818880. Its totient is φ = 1190391821736.

The previous prime is 1191330727273. The next prime is 1191330727357. The reversal of 1191330727339 is 9337270331911.

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 1191330727339 - 2⁹ = 1191330726827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1191330727292 and 1191330727301.

It is not an unprimeable number, because it can be changed into a prime (1191330707339) 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, 14550414 + ... + 14632060.

It is an arithmetic number, because the mean of its divisors is an integer number (149033727360).

Almost surely, 2^{1191330727339} is an apocalyptic number.

1191330727339 is a deficient number, since it is larger than the sum of its proper divisors (939091541).

1191330727339 is an equidigital number, since it uses as much as digits as its factorization.

1191330727339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92969.

The product of its (nonzero) digits is 642978, while the sum is 49.

The spelling of 1191330727339 in words is "one trillion, one hundred ninety-one billion, three hundred thirty million, seven hundred twenty-seven thousand, three hundred thirty-nine".