1168865648147 has 4 divisors (see below), whose sum is σ = 1169395267776. Its totient is φ = 1168336028520.

The previous prime is 1168865648129. The next prime is 1168865648173. The reversal of 1168865648147 is 7418465688611.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1168865648147 - 2²⁰ = 1168864599571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168865648177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264806504 + ... + 264810917.

It is an arithmetic number, because the mean of its divisors is an integer number (292348816944).

Almost surely, 2^{1168865648147} is an apocalyptic number.

1168865648147 is a deficient number, since it is larger than the sum of its proper divisors (529619629).

1168865648147 is an equidigital number, since it uses as much as digits as its factorization.

1168865648147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529619628.

The product of its digits is 61931520, while the sum is 65.

The spelling of 1168865648147 in words is "one trillion, one hundred sixty-eight billion, eight hundred sixty-five million, six hundred forty-eight thousand, one hundred forty-seven".