1115163 has 24 divisors (see below), whose sum is σ = 1903616. Its totient is φ = 615600.

The previous prime is 1115131. The next prime is 1115189. The reversal of 1115163 is 3615111.

It is not a de Polignac number, because 1115163 - 2⁵ = 1115131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115113) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1668 + ... + 2238.

2^1115163 is an apocalyptic number.

1115163 is a deficient number, since it is larger than the sum of its proper divisors (788453).

1115163 is a wasteful number, since it uses less digits than its factorization.

1115163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 612 counting only the distinct ones).

The product of its digits is 90, while the sum is 18.

The square root of 1115163 is about 1056.0127840135. The cubic root of 1115163 is about 103.7001657413.

The spelling of 1115163 in words is "one million, one hundred fifteen thousand, one hundred sixty-three".