266130115 has 4 divisors (see below), whose sum is σ = 319356144. Its totient is φ = 212904088.

The previous prime is 266130091. The next prime is 266130127. The reversal of 266130115 is 511031662.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266130115 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 266130115.

It is an unprimeable number.

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, 26613007 + ... + 26613016.

It is an arithmetic number, because the mean of its divisors is an integer number (79839036).

Almost surely, 2^266130115 is an apocalyptic number.

266130115 is a deficient number, since it is larger than the sum of its proper divisors (53226029).

266130115 is an equidigital number, since it uses as much as digits as its factorization.

266130115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53226028.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 266130115 is about 16313.4948738767. The cubic root of 266130115 is about 643.2276040971.

Adding to 266130115 its reverse (511031662), we get a palindrome (777161777).

The spelling of 266130115 in words is "two hundred sixty-six million, one hundred thirty thousand, one hundred fifteen".