1115289264 has 40 divisors (see below), whose sum is σ = 2891033712. Its totient is φ = 370489600.

The previous prime is 1115289223. The next prime is 1115289271. The reversal of 1115289264 is 4629825111.

1115289264 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25587 + ... + 53714.

Almost surely, 2^1115289264 is an apocalyptic number.

It is an amenable number.

1115289264 is an abundant number, since it is smaller than the sum of its proper divisors (1775744448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1115289264 is a wasteful number, since it uses less digits than its factorization.

1115289264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79605 (or 79599 counting only the distinct ones).

The product of its digits is 34560, while the sum is 39.

The square root of 1115289264 is about 33395.9468199361. The cubic root of 1115289264 is about 1037.0407940043.

The spelling of 1115289264 in words is "one billion, one hundred fifteen million, two hundred eighty-nine thousand, two hundred sixty-four".