447036413 has 2 divisors, whose sum is σ = 447036414. Its totient is φ = 447036412.

The previous prime is 447036391. The next prime is 447036439. The reversal of 447036413 is 314630744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224340484 + 222695929 = 14978^2 + 14923^2 .

It is a cyclic number.

It is not a de Polignac number, because 447036413 - 2¹⁸ = 446774269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 447036413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447036463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223518206 + 223518207.

It is an arithmetic number, because the mean of its divisors is an integer number (223518207).

Almost surely, 2^447036413 is an apocalyptic number.

It is an amenable number.

447036413 is a deficient number, since it is larger than the sum of its proper divisors (1).

447036413 is an equidigital number, since it uses as much as digits as its factorization.

447036413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 447036413 is about 21143.2356322300. The cubic root of 447036413 is about 764.6234853869.

The spelling of 447036413 in words is "four hundred forty-seven million, thirty-six thousand, four hundred thirteen".