26116693 has 2 divisors, whose sum is σ = 26116694. Its totient is φ = 26116692.

The previous prime is 26116691. The next prime is 26116703. The reversal of 26116693 is 39661162.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13712209 + 12404484 = 3703^2 + 3522^2 .

It is a cyclic number.

It is not a de Polignac number, because 26116693 - 2¹ = 26116691 is a prime.

Together with 26116691, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26116691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13058346 + 13058347.

It is an arithmetic number, because the mean of its divisors is an integer number (13058347).

Almost surely, 2^26116693 is an apocalyptic number.

It is an amenable number.

26116693 is a deficient number, since it is larger than the sum of its proper divisors (1).

26116693 is an equidigital number, since it uses as much as digits as its factorization.

26116693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 34.

The square root of 26116693 is about 5110.4493931552. The cubic root of 26116693 is about 296.6921538231.

The spelling of 26116693 in words is "twenty-six million, one hundred sixteen thousand, six hundred ninety-three".