1166607241 has 4 divisors (see below), whose sum is σ = 1166928532. Its totient is φ = 1166285952.

The previous prime is 1166607229. The next prime is 1166607259. The reversal of 1166607241 is 1427066611.

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 21123216 + 1145484025 = 4596^2 + 33845^2 .

It is a cyclic number.

It is not a de Polignac number, because 1166607241 - 2⁵ = 1166607209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1166607197 and 1166607206.

It is not an unprimeable number, because it can be changed into a prime (1166607341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155136 + ... + 162481.

It is an arithmetic number, because the mean of its divisors is an integer number (291732133).

Almost surely, 2^1166607241 is an apocalyptic number.

It is an amenable number.

1166607241 is a deficient number, since it is larger than the sum of its proper divisors (321291).

1166607241 is an equidigital number, since it uses as much as digits as its factorization.

1166607241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321290.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 1166607241 is about 34155.6326394345. The cubic root of 1166607241 is about 1052.7087253116.

The spelling of 1166607241 in words is "one billion, one hundred sixty-six million, six hundred seven thousand, two hundred forty-one".