1115165 has 8 divisors (see below), whose sum is σ = 1344768. Its totient is φ = 887760.

The previous prime is 1115131. The next prime is 1115189. The reversal of 1115165 is 5615111.

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

It is not a de Polignac number, because 1115165 - 2⁸ = 1114909 is a prime.

It is a Duffinian number.

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 (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 944 + ... + 1766.

It is an arithmetic number, because the mean of its divisors is an integer number (168096).

2^1115165 is an apocalyptic number.

It is an amenable number.

1115165 is a deficient number, since it is larger than the sum of its proper divisors (229603).

1115165 is an equidigital number, since it uses as much as digits as its factorization.

1115165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099.

The product of its digits is 150, while the sum is 20.

The square root of 1115165 is about 1056.0137309713. The cubic root of 1115165 is about 103.7002277353.

The spelling of 1115165 in words is "one million, one hundred fifteen thousand, one hundred sixty-five".