26211061 has 2 divisors, whose sum is σ = 26211062. Its totient is φ = 26211060.

The previous prime is 26211023. The next prime is 26211071. The reversal of 26211061 is 16011262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17766225 + 8444836 = 4215^2 + 2906^2 .

It is a cyclic number.

It is not a de Polignac number, because 26211061 - 2¹¹ = 26209013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26211001) 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, 13105530 + 13105531.

It is an arithmetic number, because the mean of its divisors is an integer number (13105531).

Almost surely, 2^26211061 is an apocalyptic number.

It is an amenable number.

26211061 is a deficient number, since it is larger than the sum of its proper divisors (1).

26211061 is an equidigital number, since it uses as much as digits as its factorization.

26211061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 26211061 is about 5119.6739153973. The cubic root of 26211061 is about 297.0490722952.

It can be divided in two parts, 262 and 11061, that multiplied together give a palindrome (2897982).

The spelling of 26211061 in words is "twenty-six million, two hundred eleven thousand, sixty-one".