26134121 has 4 divisors (see below), whose sum is σ = 28144452. Its totient is φ = 24123792.

The previous prime is 26134091. The next prime is 26134159. The reversal of 26134121 is 12143162.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12143162 = 2 ⋅6071581.

It can be written as a sum of positive squares in 2 ways, for example, as 13424896 + 12709225 = 3664^2 + 3565^2 .

It is a cyclic number.

It is not a de Polignac number, because 26134121 - 2⁶ = 26134057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26134093 and 26134102.

It is not an unprimeable number, because it can be changed into a prime (26134181) 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 3 ways as a sum of consecutive naturals, for example, 1005146 + ... + 1005171.

It is an arithmetic number, because the mean of its divisors is an integer number (7036113).

Almost surely, 2^26134121 is an apocalyptic number.

It is an amenable number.

26134121 is a deficient number, since it is larger than the sum of its proper divisors (2010331).

26134121 is a wasteful number, since it uses less digits than its factorization.

26134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010330.

The product of its digits is 288, while the sum is 20.

The square root of 26134121 is about 5112.1542425870. The cubic root of 26134121 is about 296.7581346260.

Adding to 26134121 its reverse (12143162), we get a palindrome (38277283).

The spelling of 26134121 in words is "twenty-six million, one hundred thirty-four thousand, one hundred twenty-one".