412641857 has 2 divisors, whose sum is σ = 412641858. Its totient is φ = 412641856.

The previous prime is 412641851. The next prime is 412641877. The reversal of 412641857 is 758146214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314849536 + 97792321 = 17744^2 + 9889^2 .

It is a cyclic number.

It is not a de Polignac number, because 412641857 - 2²⁸ = 144206401 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 412641857.

It is not a weakly prime, because it can be changed into another prime (412641851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206320928 + 206320929.

It is an arithmetic number, because the mean of its divisors is an integer number (206320929).

Almost surely, 2^412641857 is an apocalyptic number.

It is an amenable number.

412641857 is a deficient number, since it is larger than the sum of its proper divisors (1).

412641857 is an equidigital number, since it uses as much as digits as its factorization.

412641857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 38.

The square root of 412641857 is about 20313.5879893238. The cubic root of 412641857 is about 744.4880990159.

The spelling of 412641857 in words is "four hundred twelve million, six hundred forty-one thousand, eight hundred fifty-seven".