1116225165 has 32 divisors (see below), whose sum is σ = 1950480000. Its totient is φ = 540600320.

The previous prime is 1116225133. The next prime is 1116225179. The reversal of 1116225165 is 5615226111.

It is not a de Polignac number, because 1116225165 - 2⁵ = 1116225133 is a prime.

It is a Curzon number.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 169861 + ... + 176309.

It is an arithmetic number, because the mean of its divisors is an integer number (60952500).

Almost surely, 2^1116225165 is an apocalyptic number.

1116225165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1116225165 is a deficient number, since it is larger than the sum of its proper divisors (834254835).

1116225165 is a wasteful number, since it uses less digits than its factorization.

1116225165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7517.

The product of its digits is 3600, while the sum is 30.

The square root of 1116225165 is about 33409.9560759963. The cubic root of 1116225165 is about 1037.3307923597.

The spelling of 1116225165 in words is "one billion, one hundred sixteen million, two hundred twenty-five thousand, one hundred sixty-five".