447632513 has 2 divisors, whose sum is σ = 447632514. Its totient is φ = 447632512.

The previous prime is 447632501. The next prime is 447632551. The reversal of 447632513 is 315236744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395691664 + 51940849 = 19892^2 + 7207^2 .

It is a cyclic number.

It is not a de Polignac number, because 447632513 - 2¹⁸ = 447370369 is a prime.

It is not a weakly prime, because it can be changed into another prime (447692513) 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, 223816256 + 223816257.

It is an arithmetic number, because the mean of its divisors is an integer number (223816257).

Almost surely, 2^447632513 is an apocalyptic number.

It is an amenable number.

447632513 is a deficient number, since it is larger than the sum of its proper divisors (1).

447632513 is an equidigital number, since it uses as much as digits as its factorization.

447632513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 447632513 is about 21157.3276431595. The cubic root of 447632513 is about 764.9631964296.

The spelling of 447632513 in words is "four hundred forty-seven million, six hundred thirty-two thousand, five hundred thirteen".