26107897 has 2 divisors, whose sum is σ = 26107898. Its totient is φ = 26107896.

The previous prime is 26107877. The next prime is 26107901. The reversal of 26107897 is 79870162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21566736 + 4541161 = 4644^2 + 2131^2 .

It is a cyclic number.

It is not a de Polignac number, because 26107897 - 2¹⁹ = 25583609 is a prime.

It is not a weakly prime, because it can be changed into another prime (26107867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13053948 + 13053949.

It is an arithmetic number, because the mean of its divisors is an integer number (13053949).

Almost surely, 2^26107897 is an apocalyptic number.

It is an amenable number.

26107897 is a deficient number, since it is larger than the sum of its proper divisors (1).

26107897 is an equidigital number, since it uses as much as digits as its factorization.

26107897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 26107897 is about 5109.5887310037. The cubic root of 26107897 is about 296.6588418310.

The spelling of 26107897 in words is "twenty-six million, one hundred seven thousand, eight hundred ninety-seven".