1165155846 has 8 divisors (see below), whose sum is σ = 2330311704. Its totient is φ = 388385280.

The previous prime is 1165155841. The next prime is 1165155853. The reversal of 1165155846 is 6485515611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

1165155846 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1165155798 and 1165155807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165155841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97096315 + ... + 97096326.

It is an arithmetic number, because the mean of its divisors is an integer number (291288963).

Almost surely, 2^1165155846 is an apocalyptic number.

1165155846 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1165155846 is a wasteful number, since it uses less digits than its factorization.

1165155846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194192646.

The product of its digits is 144000, while the sum is 42.

The square root of 1165155846 is about 34134.3792385331. The cubic root of 1165155846 is about 1052.2719801382.

The spelling of 1165155846 in words is "one billion, one hundred sixty-five million, one hundred fifty-five thousand, eight hundred forty-six".