1330678170291 has 4 divisors (see below), whose sum is σ = 1774237560392. Its totient is φ = 887118780192.

The previous prime is 1330678170251. The next prime is 1330678170299. The reversal of 1330678170291 is 1920718760331.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1330678170291 - 2¹⁰ = 1330678169267 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1330678170291.

It is not an unprimeable number, because it can be changed into a prime (1330678170299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221779695046 + ... + 221779695051.

It is an arithmetic number, because the mean of its divisors is an integer number (443559390098).

Almost surely, 2^{1330678170291} is an apocalyptic number.

1330678170291 is a deficient number, since it is larger than the sum of its proper divisors (443559390101).

1330678170291 is an equidigital number, since it uses as much as digits as its factorization.

1330678170291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443559390100.

The product of its (nonzero) digits is 381024, while the sum is 48.

The spelling of 1330678170291 in words is "one trillion, three hundred thirty billion, six hundred seventy-eight million, one hundred seventy thousand, two hundred ninety-one".