116660605 has 4 divisors (see below), whose sum is σ = 139992732. Its totient is φ = 93328480.

The previous prime is 116660603. The next prime is 116660611. The reversal of 116660605 is 506066611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12089529 + 104571076 = 3477^2 + 10226^2 .

It is not a de Polignac number, because 116660605 - 2¹ = 116660603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116660603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11666056 + ... + 11666065.

It is an arithmetic number, because the mean of its divisors is an integer number (34998183).

Almost surely, 2^116660605 is an apocalyptic number.

It is an amenable number.

116660605 is a deficient number, since it is larger than the sum of its proper divisors (23332127).

116660605 is an equidigital number, since it uses as much as digits as its factorization.

116660605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23332126.

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

The square root of 116660605 is about 10800.9538930596. The cubic root of 116660605 is about 488.6239401650.

The spelling of 116660605 in words is "one hundred sixteen million, six hundred sixty thousand, six hundred five".