412312393 has 2 divisors, whose sum is σ = 412312394. Its totient is φ = 412312392.

The previous prime is 412312379. The next prime is 412312427. The reversal of 412312393 is 393213214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 322669369 + 89643024 = 17963^2 + 9468^2 .

It is a cyclic number.

It is not a de Polignac number, because 412312393 - 2¹³ = 412304201 is a prime.

It is equal to p_21957310 and since 412312393 and 21957310 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (412312333) 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, 206156196 + 206156197.

It is an arithmetic number, because the mean of its divisors is an integer number (206156197).

Almost surely, 2^412312393 is an apocalyptic number.

It is an amenable number.

412312393 is a deficient number, since it is larger than the sum of its proper divisors (1).

412312393 is an equidigital number, since it uses as much as digits as its factorization.

412312393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 412312393 is about 20305.4769212644. The cubic root of 412312393 is about 744.2899067000.

The spelling of 412312393 in words is "four hundred twelve million, three hundred twelve thousand, three hundred ninety-three".