1165114863 has 24 divisors (see below), whose sum is σ = 1852203600. Its totient is φ = 699874560.

The previous prime is 1165114861. The next prime is 1165114877. The reversal of 1165114863 is 3684115611.

It is a happy number.

1165114863 is a `hidden beast` number, since 1 + 165 + 11 + 486 + 3 = 666.

It is not a de Polignac number, because 1165114863 - 2¹ = 1165114861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165114861) 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 23 ways as a sum of consecutive naturals, for example, 40888 + ... + 63261.

It is an arithmetic number, because the mean of its divisors is an integer number (77175150).

Almost surely, 2^1165114863 is an apocalyptic number.

1165114863 is a deficient number, since it is larger than the sum of its proper divisors (687088737).

1165114863 is a wasteful number, since it uses less digits than its factorization.

1165114863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104279 (or 104276 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 1165114863 is about 34133.7789147349. The cubic root of 1165114863 is about 1052.2596425130.

The spelling of 1165114863 in words is "one billion, one hundred sixty-five million, one hundred fourteen thousand, eight hundred sixty-three".