266041063 has 4 divisors (see below), whose sum is σ = 273231400. Its totient is φ = 258850728.

The previous prime is 266041051. The next prime is 266041073. The reversal of 266041063 is 360140662.

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-266041063 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 (266041033) 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, 3595113 + ... + 3595186.

It is an arithmetic number, because the mean of its divisors is an integer number (68307850).

Almost surely, 2^266041063 is an apocalyptic number.

266041063 is a deficient number, since it is larger than the sum of its proper divisors (7190337).

266041063 is an equidigital number, since it uses as much as digits as its factorization.

266041063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7190336.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 266041063 is about 16310.7652487552. The cubic root of 266041063 is about 643.1558508561.

The spelling of 266041063 in words is "two hundred sixty-six million, forty-one thousand, sixty-three".