1165495519313 has 16 divisors (see below), whose sum is σ = 1221434201856. Its totient is φ = 1109997250560.

The previous prime is 1165495519273. The next prime is 1165495519351. The reversal of 1165495519313 is 3139155945611.

It is a cyclic number.

It is not a de Polignac number, because 1165495519313 - 2⁶ = 1165495519249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1165495519613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37804481 + ... + 37835297.

It is an arithmetic number, because the mean of its divisors is an integer number (76339637616).

Almost surely, 2^{1165495519313} is an apocalyptic number.

It is an amenable number.

1165495519313 is a deficient number, since it is larger than the sum of its proper divisors (55938682543).

1165495519313 is a wasteful number, since it uses less digits than its factorization.

1165495519313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37904.

The product of its digits is 2187000, while the sum is 53.

The spelling of 1165495519313 in words is "one trillion, one hundred sixty-five billion, four hundred ninety-five million, five hundred nineteen thousand, three hundred thirteen".