448487513 has 2 divisors, whose sum is σ = 448487514. Its totient is φ = 448487512.

The previous prime is 448487477. The next prime is 448487527. The reversal of 448487513 is 315784844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332989504 + 115498009 = 18248^2 + 10747^2 .

It is a cyclic number.

It is not a de Polignac number, because 448487513 - 2¹⁶ = 448421977 is a prime.

It is a super-2 number, since 2×448487513² = 402282098633850338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (448487593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224243756 + 224243757.

It is an arithmetic number, because the mean of its divisors is an integer number (224243757).

Almost surely, 2^448487513 is an apocalyptic number.

It is an amenable number.

448487513 is a deficient number, since it is larger than the sum of its proper divisors (1).

448487513 is an equidigital number, since it uses as much as digits as its factorization.

448487513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 430080, while the sum is 44.

The square root of 448487513 is about 21177.5237693173. The cubic root of 448487513 is about 765.4499257122.

The spelling of 448487513 in words is "four hundred forty-eight million, four hundred eighty-seven thousand, five hundred thirteen".