1116170009 has 16 divisors (see below), whose sum is σ = 1205376720. Its totient is φ = 1031304960.

The previous prime is 1116169987. The next prime is 1116170017. The reversal of 1116170009 is 9000716111.

It can be written as a sum of positive squares in 8 ways, for example, as 18705625 + 1097464384 = 4325^2 + 33128^2 .

It is not a de Polignac number, because 1116170009 - 2⁸ = 1116169753 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1116170009.

It is not an unprimeable number, because it can be changed into a prime (1116170509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56927 + ... + 73979.

It is an arithmetic number, because the mean of its divisors is an integer number (75336045).

Almost surely, 2^1116170009 is an apocalyptic number.

It is an amenable number.

1116170009 is a deficient number, since it is larger than the sum of its proper divisors (89206711).

1116170009 is a wasteful number, since it uses less digits than its factorization.

1116170009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17180.

The product of its (nonzero) digits is 378, while the sum is 26.

The square root of 1116170009 is about 33409.1306232293. The cubic root of 1116170009 is about 1037.3137062133.

The spelling of 1116170009 in words is "one billion, one hundred sixteen million, one hundred seventy thousand, nine".