306213972102593 has 2 divisors, whose sum is σ = 306213972102594. Its totient is φ = 306213972102592.

The previous prime is 306213972102589. The next prime is 306213972102601. The reversal of 306213972102593 is 395201279312603.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 268969413682369 + 37244558420224 = 16400287^2 + 6102832^2 .

It is a cyclic number.

It is not a de Polignac number, because 306213972102593 - 2² = 306213972102589 is a prime.

It is not a weakly prime, because it can be changed into another prime (306213972152593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153106986051296 + 153106986051297.

It is an arithmetic number, because the mean of its divisors is an integer number (153106986051297).

Almost surely, 2^{306213972102593} is an apocalyptic number.

It is an amenable number.

306213972102593 is a deficient number, since it is larger than the sum of its proper divisors (1).

306213972102593 is an equidigital number, since it uses as much as digits as its factorization.

306213972102593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 306213972102593 in words is "three hundred six trillion, two hundred thirteen billion, nine hundred seventy-two million, one hundred two thousand, five hundred ninety-three".