26965243 has 2 divisors, whose sum is σ = 26965244. Its totient is φ = 26965242.

The previous prime is 26965241. The next prime is 26965259. The reversal of 26965243 is 34256962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26965243 - 2¹ = 26965241 is a prime.

Together with 26965241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26965241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13482621 + 13482622.

It is an arithmetic number, because the mean of its divisors is an integer number (13482622).

Almost surely, 2^26965243 is an apocalyptic number.

26965243 is a deficient number, since it is larger than the sum of its proper divisors (1).

26965243 is an equidigital number, since it uses as much as digits as its factorization.

26965243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 37.

The square root of 26965243 is about 5192.8068517903. The cubic root of 26965243 is about 299.8712150931.

The spelling of 26965243 in words is "twenty-six million, nine hundred sixty-five thousand, two hundred forty-three".