1320032331187 has 2 divisors, whose sum is σ = 1320032331188. Its totient is φ = 1320032331186.

The previous prime is 1320032331181. The next prime is 1320032331223. The reversal of 1320032331187 is 7811332300231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1320032331187 - 2³⁹ = 770276517299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320032331181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660016165593 + 660016165594.

It is an arithmetic number, because the mean of its divisors is an integer number (660016165594).

Almost surely, 2^{1320032331187} is an apocalyptic number.

1320032331187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320032331187 is an equidigital number, since it uses as much as digits as its factorization.

1320032331187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 1320032331187 in words is "one trillion, three hundred twenty billion, thirty-two million, three hundred thirty-one thousand, one hundred eighty-seven".