26171441 has 2 divisors, whose sum is σ = 26171442. Its totient is φ = 26171440.

The previous prime is 26171437. The next prime is 26171479. The reversal of 26171441 is 14417162.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16777216 + 9394225 = 4096^2 + 3065^2 .

It is a cyclic number.

It is not a de Polignac number, because 26171441 - 2² = 26171437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26171441.

It is not a weakly prime, because it can be changed into another prime (26171491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13085720 + 13085721.

It is an arithmetic number, because the mean of its divisors is an integer number (13085721).

Almost surely, 2^26171441 is an apocalyptic number.

It is an amenable number.

26171441 is a deficient number, since it is larger than the sum of its proper divisors (1).

26171441 is an equidigital number, since it uses as much as digits as its factorization.

26171441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 26.

The square root of 26171441 is about 5115.8030650134. The cubic root of 26171441 is about 296.8993261101.

The spelling of 26171441 in words is "twenty-six million, one hundred seventy-one thousand, four hundred forty-one".