26291359 has 2 divisors, whose sum is σ = 26291360. Its totient is φ = 26291358.

The previous prime is 26291351. The next prime is 26291381. The reversal of 26291359 is 95319262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26291359 - 2³ = 26291351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26291351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13145679 + 13145680.

It is an arithmetic number, because the mean of its divisors is an integer number (13145680).

Almost surely, 2^26291359 is an apocalyptic number.

26291359 is a deficient number, since it is larger than the sum of its proper divisors (1).

26291359 is an equidigital number, since it uses as much as digits as its factorization.

26291359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 37.

The square root of 26291359 is about 5127.5100194929. The cubic root of 26291359 is about 297.3521012382.

The spelling of 26291359 in words is "twenty-six million, two hundred ninety-one thousand, three hundred fifty-nine".