447515011 has 2 divisors, whose sum is σ = 447515012. Its totient is φ = 447515010.

The previous prime is 447514997. The next prime is 447515017. The reversal of 447515011 is 110515744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447515011 - 2¹¹ = 447512963 is a prime.

It is not a weakly prime, because it can be changed into another prime (447515017) 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, 223757505 + 223757506.

It is an arithmetic number, because the mean of its divisors is an integer number (223757506).

Almost surely, 2^447515011 is an apocalyptic number.

447515011 is a deficient number, since it is larger than the sum of its proper divisors (1).

447515011 is an equidigital number, since it uses as much as digits as its factorization.

447515011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 447515011 is about 21154.5505979210. The cubic root of 447515011 is about 764.8962571666.

The spelling of 447515011 in words is "four hundred forty-seven million, five hundred fifteen thousand, eleven".