26352121 has 2 divisors, whose sum is σ = 26352122. Its totient is φ = 26352120.

The previous prime is 26352113. The next prime is 26352187. The reversal of 26352121 is 12125362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19900521 + 6451600 = 4461^2 + 2540^2 .

It is a cyclic number.

It is not a de Polignac number, because 26352121 - 2³ = 26352113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26352092 and 26352101.

It is not a weakly prime, because it can be changed into another prime (26352721) 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, 13176060 + 13176061.

It is an arithmetic number, because the mean of its divisors is an integer number (13176061).

Almost surely, 2^26352121 is an apocalyptic number.

It is an amenable number.

26352121 is a deficient number, since it is larger than the sum of its proper divisors (1).

26352121 is an equidigital number, since it uses as much as digits as its factorization.

26352121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 22.

The square root of 26352121 is about 5133.4316981918. The cubic root of 26352121 is about 297.5809952949.

Adding to 26352121 its reverse (12125362), we get a palindrome (38477483).

The spelling of 26352121 in words is "twenty-six million, three hundred fifty-two thousand, one hundred twenty-one".