1115565344 has 48 divisors (see below), whose sum is σ = 2222640000. Its totient is φ = 551130624.

The previous prime is 1115565337. The next prime is 1115565391. The reversal of 1115565344 is 4435655111.

It is an unprimeable number.

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, 1062932 + ... + 1063980.

It is an arithmetic number, because the mean of its divisors is an integer number (46305000).

Almost surely, 2^1115565344 is an apocalyptic number.

It is an amenable number.

1115565344 is a deficient number, since it is larger than the sum of its proper divisors (1107074656).

1115565344 is a wasteful number, since it uses less digits than its factorization.

1115565344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425 (or 1417 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

The square root of 1115565344 is about 33400.0799999042. The cubic root of 1115565344 is about 1037.1263570388.

The spelling of 1115565344 in words is "one billion, one hundred fifteen million, five hundred sixty-five thousand, three hundred forty-four".