1115311304 has 16 divisors (see below), whose sum is σ = 2158667520. Its totient is φ = 539666640.

The previous prime is 1115311303. The next prime is 1115311361. The reversal of 1115311304 is 4031135111.

It is not an unprimeable number, because it can be changed into a prime (1115311303) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2248364 + ... + 2248859.

It is an arithmetic number, because the mean of its divisors is an integer number (134916720).

Almost surely, 2^1115311304 is an apocalyptic number.

It is an amenable number.

1115311304 is a deficient number, since it is larger than the sum of its proper divisors (1043356216).

1115311304 is a wasteful number, since it uses less digits than its factorization.

1115311304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497260 (or 4497256 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1115311304 is about 33396.2767984696. The cubic root of 1115311304 is about 1037.0476251853.

Adding to 1115311304 its reverse (4031135111), we get a palindrome (5146446415).

The spelling of 1115311304 in words is "one billion, one hundred fifteen million, three hundred eleven thousand, three hundred four".