1144115 has 16 divisors (see below), whose sum is σ = 1589952. Its totient is φ = 774144.

The previous prime is 1144103. The next prime is 1144139. The reversal of 1144115 is 5114411.

It is not a de Polignac number, because 1144115 - 2¹⁰ = 1143091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144093 and 1144102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3227 + ... + 3563.

It is an arithmetic number, because the mean of its divisors is an integer number (99372).

2^1144115 is an apocalyptic number.

1144115 is a deficient number, since it is larger than the sum of its proper divisors (445837).

1144115 is an equidigital number, since it uses as much as digits as its factorization.

1144115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446.

The product of its digits is 80, while the sum is 17.

The square root of 1144115 is about 1069.6331146706. The cubic root of 1144115 is about 104.5899350164.

Adding to 1144115 its reverse (5114411), we get a palindrome (6258526).

The spelling of 1144115 in words is "one million, one hundred forty-four thousand, one hundred fifteen".