26166713 has 2 divisors, whose sum is σ = 26166714. Its totient is φ = 26166712.

The previous prime is 26166641. The next prime is 26166731. The reversal of 26166713 is 31766162.

Together with next prime (26166731) 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., 26081449 + 85264 = 5107^2 + 292^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26166713 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26166713.

It is not a weakly prime, because it can be changed into another prime (26166773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13083356 + 13083357.

It is an arithmetic number, because the mean of its divisors is an integer number (13083357).

Almost surely, 2^26166713 is an apocalyptic number.

It is an amenable number.

26166713 is a deficient number, since it is larger than the sum of its proper divisors (1).

26166713 is an equidigital number, since it uses as much as digits as its factorization.

26166713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 26166713 is about 5115.3409466037. The cubic root of 26166713 is about 296.8814462571.

The spelling of 26166713 in words is "twenty-six million, one hundred sixty-six thousand, seven hundred thirteen".