866302601 has 2 divisors, whose sum is σ = 866302602. Its totient is φ = 866302600.

The previous prime is 866302589. The next prime is 866302603. The reversal of 866302601 is 106203668.

866302601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 851472400 + 14830201 = 29180^2 + 3851^2 .

It is a cyclic number.

It is not a de Polignac number, because 866302601 - 2⁶ = 866302537 is a prime.

Together with 866302603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (866302603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433151300 + 433151301.

It is an arithmetic number, because the mean of its divisors is an integer number (433151301).

Almost surely, 2^866302601 is an apocalyptic number.

It is an amenable number.

866302601 is a deficient number, since it is larger than the sum of its proper divisors (1).

866302601 is an equidigital number, since it uses as much as digits as its factorization.

866302601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 866302601 is about 29433.0188903551. The cubic root of 866302601 is about 953.2859804860.

The spelling of 866302601 in words is "eight hundred sixty-six million, three hundred two thousand, six hundred one".