1165065343 has 16 divisors (see below), whose sum is σ = 1339833600. Its totient is φ = 1004855040.

The previous prime is 1165065337. The next prime is 1165065353. The reversal of 1165065343 is 3435605611.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1165065343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1165065299 and 1165065308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165065323) 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, 38158 + ... + 61531.

It is an arithmetic number, because the mean of its divisors is an integer number (83739600).

Almost surely, 2^1165065343 is an apocalyptic number.

1165065343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1165065343 is a deficient number, since it is larger than the sum of its proper divisors (174768257).

1165065343 is a wasteful number, since it uses less digits than its factorization.

1165065343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99762.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 1165065343 is about 34133.0535258714. The cubic root of 1165065343 is about 1052.2447345020.

The spelling of 1165065343 in words is "one billion, one hundred sixty-five million, sixty-five thousand, three hundred forty-three".