1115163604 has 24 divisors (see below), whose sum is σ = 1976448320. Its totient is φ = 550492416.

The previous prime is 1115163601. The next prime is 1115163607. The reversal of 1115163604 is 4063615111.

It is an interprime number because it is at equal distance from previous prime (1115163601) and next prime (1115163607).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115163601) 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 7 ways as a sum of consecutive naturals, for example, 167059 + ... + 173605.

Almost surely, 2^1115163604 is an apocalyptic number.

It is an amenable number.

1115163604 is a deficient number, since it is larger than the sum of its proper divisors (861284716).

1115163604 is a wasteful number, since it uses less digits than its factorization.

1115163604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7087 (or 7085 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1115163604 is about 33394.0654009062. The cubic root of 1115163604 is about 1037.0018446349.

Adding to 1115163604 its reverse (4063615111), we get a palindrome (5178778715).

The spelling of 1115163604 in words is "one billion, one hundred fifteen million, one hundred sixty-three thousand, six hundred four".