412866481 has 2 divisors, whose sum is σ = 412866482. Its totient is φ = 412866480.

The previous prime is 412866439. The next prime is 412866497. The reversal of 412866481 is 184668214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409698081 + 3168400 = 20241^2 + 1780^2 .

It is a cyclic number.

It is not a de Polignac number, because 412866481 - 2⁹ = 412865969 is a prime.

It is a super-2 number, since 2×412866481² = 340917462266646722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (412866581) 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, 206433240 + 206433241.

It is an arithmetic number, because the mean of its divisors is an integer number (206433241).

Almost surely, 2^412866481 is an apocalyptic number.

It is an amenable number.

412866481 is a deficient number, since it is larger than the sum of its proper divisors (1).

412866481 is an equidigital number, since it uses as much as digits as its factorization.

412866481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73728, while the sum is 40.

The square root of 412866481 is about 20319.1161471162. The cubic root of 412866481 is about 744.6231633232.

The spelling of 412866481 in words is "four hundred twelve million, eight hundred sixty-six thousand, four hundred eighty-one".