52866091 has 2 divisors, whose sum is σ = 52866092. Its totient is φ = 52866090.

The previous prime is 52866053. The next prime is 52866131. The reversal of 52866091 is 19066825.

52866091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52866091 - 2²⁵ = 19311659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52866091.

It is not a weakly prime, because it can be changed into another prime (52866031) 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, 26433045 + 26433046.

It is an arithmetic number, because the mean of its divisors is an integer number (26433046).

Almost surely, 2^52866091 is an apocalyptic number.

52866091 is a deficient number, since it is larger than the sum of its proper divisors (1).

52866091 is an equidigital number, since it uses as much as digits as its factorization.

52866091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 52866091 is about 7270.9071648591. The cubic root of 52866091 is about 375.3119561208.

The spelling of 52866091 in words is "fifty-two million, eight hundred sixty-six thousand, ninety-one".