1165005162 has 24 divisors (see below), whose sum is σ = 2592400356. Its totient is φ = 377839296.

The previous prime is 1165005151. The next prime is 1165005221. The reversal of 1165005162 is 2615005611.

It is a happy number.

1165005162 is a `hidden beast` number, since 1 + 1 + 650 + 0 + 5 + 1 + 6 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 942428601 + 222576561 = 30699^2 + 14919^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 873963 + ... + 875294.

Almost surely, 2^1165005162 is an apocalyptic number.

1165005162 is an abundant number, since it is smaller than the sum of its proper divisors (1427395194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1165005162 is a wasteful number, since it uses less digits than its factorization.

1165005162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749302 (or 1749299 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1165005162 is about 34132.1719496431. The cubic root of 1165005162 is about 1052.2266164250.

The spelling of 1165005162 in words is "one billion, one hundred sixty-five million, five thousand, one hundred sixty-two".