26541321 has 16 divisors (see below), whose sum is σ = 36600384. Its totient is φ = 17095104.

The previous prime is 26541299. The next prime is 26541331. The reversal of 26541321 is 12314562.

It is not a de Polignac number, because 26541321 - 2⁵ = 26541289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26541291 and 26541300.

It is not an unprimeable number, because it can be changed into a prime (26541331) 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 in 15 ways as a sum of consecutive naturals, for example, 16666 + ... + 18188.

It is an arithmetic number, because the mean of its divisors is an integer number (2287524).

Almost surely, 2^26541321 is an apocalyptic number.

It is an amenable number.

26541321 is a deficient number, since it is larger than the sum of its proper divisors (10059063).

26541321 is a wasteful number, since it uses less digits than its factorization.

26541321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720.

The product of its digits is 1440, while the sum is 24.

The square root of 26541321 is about 5151.8269574977. The cubic root of 26541321 is about 298.2914771930.

Adding to 26541321 its reverse (12314562), we get a palindrome (38855883).

It can be divided in two parts, 26541 and 321, that added together give a palindrome (26862).

The spelling of 26541321 in words is "twenty-six million, five hundred forty-one thousand, three hundred twenty-one".