26956901 has 2 divisors, whose sum is σ = 26956902. Its totient is φ = 26956900.

The previous prime is 26956871. The next prime is 26956927. The reversal of 26956901 is 10965962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16394401 + 10562500 = 4049^2 + 3250^2 .

It is a cyclic number.

It is not a de Polignac number, because 26956901 - 2⁶ = 26956837 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26956961) 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, 13478450 + 13478451.

It is an arithmetic number, because the mean of its divisors is an integer number (13478451).

Almost surely, 2^26956901 is an apocalyptic number.

It is an amenable number.

26956901 is a deficient number, since it is larger than the sum of its proper divisors (1).

26956901 is an equidigital number, since it uses as much as digits as its factorization.

26956901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 26956901 is about 5192.0035631729. The cubic root of 26956901 is about 299.8402890639.

The spelling of 26956901 in words is "twenty-six million, nine hundred fifty-six thousand, nine hundred one".