1115025664 has 27 divisors (see below), whose sum is σ = 2226762727. Its totient is φ = 557245696.

The previous prime is 1115025643. The next prime is 1115025679. The reversal of 1115025664 is 4665205111.

The square root of 1115025664 is 33392.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 533229 + ... + 535315.

Almost surely, 2^1115025664 is an apocalyptic number.

1115025664 is the 33392-nd square number.

It is an amenable number.

1115025664 is a deficient number, since it is larger than the sum of its proper divisors (1111737063).

1115025664 is an frugal number, since it uses more digits than its factorization.

1115025664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4190 (or 2089 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The cubic root of 1115025664 is about 1036.9590856076.

The spelling of 1115025664 in words is "one billion, one hundred fifteen million, twenty-five thousand, six hundred sixty-four".