116006665 has 16 divisors (see below), whose sum is σ = 143328528. Its totient is φ = 90095616.

The previous prime is 116006633. The next prime is 116006677. The reversal of 116006665 is 566600611.

It can be written as a sum of positive squares in 8 ways, for example, as 14722569 + 101284096 = 3837^2 + 10064^2 .

It is a cyclic number.

It is not a de Polignac number, because 116006665 - 2⁵ = 116006633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23449 + ... + 27961.

It is an arithmetic number, because the mean of its divisors is an integer number (8958033).

Almost surely, 2^116006665 is an apocalyptic number.

It is an amenable number.

116006665 is a deficient number, since it is larger than the sum of its proper divisors (27321863).

116006665 is an equidigital number, since it uses as much as digits as its factorization.

116006665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4668.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 116006665 is about 10770.6390246819. The cubic root of 116006665 is about 487.7092365026.

The spelling of 116006665 in words is "one hundred sixteen million, six thousand, six hundred sixty-five".