26251 has 2 divisors, whose sum is σ = 26252.
Its totient is φ = 26250.
The previous prime is 26249. The next prime is 26261. The reversal of 26251 is 15262.
It can be divided in two parts, 262 and 51, that added together give a palindrome (313).
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 26251 - 21 = 26249 is a prime.
Together with 26249, it forms a pair of twin primes.
26251 is a lucky number.
It is a plaindrome in base 16.
It is not a weakly prime, because it can be changed into another prime (26261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13125 + 13126.
It is an arithmetic number, because the mean of its divisors is an integer number (13126).
226251 is an apocalyptic number.
26251 is a deficient number, since it is larger than the sum of its proper divisors (1).
26251 is an equidigital number, since it uses as much as digits as its factorization.
26251 is an evil number, because the sum of its binary digits is even.
The product of its digits is 120, while the sum is 16.
The square root of 26251 is about 162.0216034978.
The cubic root of 26251 is about 29.7199871509.
The spelling of 26251 in words is "twenty-six thousand, two hundred fifty-one".