266307113 has 4 divisors (see below), whose sum is σ = 266715588. Its totient is φ = 265898640.

The previous prime is 266307103. The next prime is 266307121. The reversal of 266307113 is 311703662.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311703662 = 2 ⋅155851831.

It can be written as a sum of positive squares in 2 ways, for example, as 120187369 + 146119744 = 10963^2 + 12088^2 .

It is a cyclic number.

It is not a de Polignac number, because 266307113 - 2¹⁴ = 266290729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (266307103) by changing a digit.

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, 203258 + ... + 204563.

It is an arithmetic number, because the mean of its divisors is an integer number (66678897).

Almost surely, 2^266307113 is an apocalyptic number.

It is an amenable number.

266307113 is a deficient number, since it is larger than the sum of its proper divisors (408475).

266307113 is an equidigital number, since it uses as much as digits as its factorization.

266307113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408474.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 266307113 is about 16318.9188673760. The cubic root of 266307113 is about 643.3701719146.

The spelling of 266307113 in words is "two hundred sixty-six million, three hundred seven thousand, one hundred thirteen".