1115664033 has 16 divisors (see below), whose sum is σ = 1623623616. Its totient is φ = 675810240.

The previous prime is 1115664023. The next prime is 1115664091. The reversal of 1115664033 is 3304665111.

It is not a de Polignac number, because 1115664033 - 2²⁹ = 578793121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1115664023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65391 + ... + 80667.

It is an arithmetic number, because the mean of its divisors is an integer number (101476476).

Almost surely, 2^1115664033 is an apocalyptic number.

It is an amenable number.

1115664033 is a deficient number, since it is larger than the sum of its proper divisors (507959583).

1115664033 is a wasteful number, since it uses less digits than its factorization.

1115664033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17504.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1115664033 is about 33401.5573439323. The cubic root of 1115664033 is about 1037.1569394234.

The spelling of 1115664033 in words is "one billion, one hundred fifteen million, six hundred sixty-four thousand, thirty-three".