266453713 has 2 divisors, whose sum is σ = 266453714. Its totient is φ = 266453712.

The previous prime is 266453659. The next prime is 266453731. The reversal of 266453713 is 317354662.

Together with next prime (266453731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195776064 + 70677649 = 13992^2 + 8407^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-266453713 is a prime.

It is not a weakly prime, because it can be changed into another prime (266453743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133226856 + 133226857.

It is an arithmetic number, because the mean of its divisors is an integer number (133226857).

Almost surely, 2^266453713 is an apocalyptic number.

It is an amenable number.

266453713 is a deficient number, since it is larger than the sum of its proper divisors (1).

266453713 is an equidigital number, since it uses as much as digits as its factorization.

266453713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 37.

The square root of 266453713 is about 16323.4099685084. The cubic root of 266453713 is about 643.4882070211.

The spelling of 266453713 in words is "two hundred sixty-six million, four hundred fifty-three thousand, seven hundred thirteen".