26011081 has 2 divisors, whose sum is σ = 26011082. Its totient is φ = 26011080.

The previous prime is 26011067. The next prime is 26011093. The reversal of 26011081 is 18011062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25847056 + 164025 = 5084^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 26011081 - 2¹¹ = 26009033 is a prime.

It is a super-3 number, since 3×26011081³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (26011021) 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, 13005540 + 13005541.

It is an arithmetic number, because the mean of its divisors is an integer number (13005541).

Almost surely, 2^26011081 is an apocalyptic number.

It is an amenable number.

26011081 is a deficient number, since it is larger than the sum of its proper divisors (1).

26011081 is an equidigital number, since it uses as much as digits as its factorization.

26011081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 26011081 is about 5100.1059792910. The cubic root of 26011081 is about 296.2916872977.

Subtracting from 26011081 its sum of digits (19), we obtain a palindrome (26011062).

The spelling of 26011081 in words is "twenty-six million, eleven thousand, eighty-one".