26423171 has 2 divisors, whose sum is σ = 26423172. Its totient is φ = 26423170.

The previous prime is 26423141. The next prime is 26423179. The reversal of 26423171 is 17132462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26423171 - 2¹⁸ = 26161027 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26423171.

It is not a weakly prime, because it can be changed into another prime (26423179) 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, 13211585 + 13211586.

It is an arithmetic number, because the mean of its divisors is an integer number (13211586).

Almost surely, 2^26423171 is an apocalyptic number.

26423171 is a deficient number, since it is larger than the sum of its proper divisors (1).

26423171 is an equidigital number, since it uses as much as digits as its factorization.

26423171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 26423171 is about 5140.3473618035. The cubic root of 26423171 is about 297.8481990398.

The spelling of 26423171 in words is "twenty-six million, four hundred twenty-three thousand, one hundred seventy-one".