812248301 has 2 divisors, whose sum is σ = 812248302. Its totient is φ = 812248300.

The previous prime is 812248279. The next prime is 812248331. The reversal of 812248301 is 103842218.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 809459401 + 2788900 = 28451^2 + 1670^2 .

It is a cyclic number.

It is not a de Polignac number, because 812248301 - 2⁶ = 812248237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (812248331) 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, 406124150 + 406124151.

It is an arithmetic number, because the mean of its divisors is an integer number (406124151).

Almost surely, 2^812248301 is an apocalyptic number.

It is an amenable number.

812248301 is a deficient number, since it is larger than the sum of its proper divisors (1).

812248301 is an equidigital number, since it uses as much as digits as its factorization.

812248301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 812248301 is about 28499.9701929669. The cubic root of 812248301 is about 933.0314234245.

The spelling of 812248301 in words is "eight hundred twelve million, two hundred forty-eight thousand, three hundred one".