1115666308 has 12 divisors (see below), whose sum is σ = 2019740940. Its totient is φ = 538597472.

The previous prime is 1115666287. The next prime is 1115666311. The reversal of 1115666308 is 8036665111.

It can be written as a sum of positive squares in 2 ways, for example, as 745180804 + 370485504 = 27298^2 + 19248^2 .

It is a super-2 number, since 2×1115666308² = 2489422621612701728, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4808791 + ... + 4809022.

It is an arithmetic number, because the mean of its divisors is an integer number (168311745).

Almost surely, 2^1115666308 is an apocalyptic number.

It is an amenable number.

1115666308 is a deficient number, since it is larger than the sum of its proper divisors (904074632).

1115666308 is a wasteful number, since it uses less digits than its factorization.

1115666308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9617846 (or 9617844 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 1115666308 is about 33401.5913992133. The cubic root of 1115666308 is about 1037.1576443938.

The spelling of 1115666308 in words is "one billion, one hundred fifteen million, six hundred sixty-six thousand, three hundred eight".