1116028815 has 64 divisors (see below), whose sum is σ = 2007936000. Its totient is φ = 524620800.

The previous prime is 1116028657. The next prime is 1116028831. The reversal of 1116028815 is 5188206111.

It is not a de Polignac number, because 1116028815 - 2⁸ = 1116028559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1345821 + ... + 1346649.

It is an arithmetic number, because the mean of its divisors is an integer number (31374000).

Almost surely, 2^1116028815 is an apocalyptic number.

1116028815 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1116028815 is a deficient number, since it is larger than the sum of its proper divisors (891907185).

1116028815 is a wasteful number, since it uses less digits than its factorization.

1116028815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088.

The product of its (nonzero) digits is 3840, while the sum is 33.

The square root of 1116028815 is about 33407.0174514278. The cubic root of 1116028815 is about 1037.2699647741.

The spelling of 1116028815 in words is "one billion, one hundred sixteen million, twenty-eight thousand, eight hundred fifteen".