448513783 has 2 divisors, whose sum is σ = 448513784. Its totient is φ = 448513782.

The previous prime is 448513781. The next prime is 448513787. The reversal of 448513783 is 387315844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448513783 - 2¹ = 448513781 is a prime.

It is a super-2 number, since 2×448513783² = 402329227081942178, which contains 22 as substring.

Together with 448513781, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448513781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224256891 + 224256892.

It is an arithmetic number, because the mean of its divisors is an integer number (224256892).

Almost surely, 2^448513783 is an apocalyptic number.

448513783 is a deficient number, since it is larger than the sum of its proper divisors (1).

448513783 is an equidigital number, since it uses as much as digits as its factorization.

448513783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 43.

The square root of 448513783 is about 21178.1439932776. The cubic root of 448513783 is about 765.4648707415.

The spelling of 448513783 in words is "four hundred forty-eight million, five hundred thirteen thousand, seven hundred eighty-three".