26041397 has 2 divisors, whose sum is σ = 26041398. Its totient is φ = 26041396.

The previous prime is 26041373. The next prime is 26041427. The reversal of 26041397 is 79314062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13608721 + 12432676 = 3689^2 + 3526^2 .

It is a cyclic number.

It is not a de Polignac number, because 26041397 - 2¹⁰ = 26040373 is a prime.

It is a super-3 number, since 3×26041397³ (a number of 23 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26041357) 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, 13020698 + 13020699.

It is an arithmetic number, because the mean of its divisors is an integer number (13020699).

Almost surely, 2^26041397 is an apocalyptic number.

It is an amenable number.

26041397 is a deficient number, since it is larger than the sum of its proper divisors (1).

26041397 is an equidigital number, since it uses as much as digits as its factorization.

26041397 is an odious number, because the sum of its binary digits is odd.

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

The square root of 26041397 is about 5103.0772089005. The cubic root of 26041397 is about 296.4067522500.

The spelling of 26041397 in words is "twenty-six million, forty-one thousand, three hundred ninety-seven".