66026941 has 2 divisors, whose sum is σ = 66026942. Its totient is φ = 66026940.

The previous prime is 66026927. The next prime is 66026953. The reversal of 66026941 is 14962066.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61387225 + 4639716 = 7835^2 + 2154^2 .

It is a cyclic number.

It is not a de Polignac number, because 66026941 - 2²⁵ = 32472509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66026897 and 66026906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66026911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33013470 + 33013471.

It is an arithmetic number, because the mean of its divisors is an integer number (33013471).

Almost surely, 2^66026941 is an apocalyptic number.

It is an amenable number.

66026941 is a deficient number, since it is larger than the sum of its proper divisors (1).

66026941 is an equidigital number, since it uses as much as digits as its factorization.

66026941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 66026941 is about 8125.6963393915. The cubic root of 66026941 is about 404.1789819797.

The spelling of 66026941 in words is "sixty-six million, twenty-six thousand, nine hundred forty-one".