448981283 has 4 divisors (see below), whose sum is σ = 459932088. Its totient is φ = 438030480.

The previous prime is 448981249. The next prime is 448981303. The reversal of 448981283 is 382189844.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 448981283 - 2²⁰ = 447932707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (448981483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5475341 + ... + 5475422.

It is an arithmetic number, because the mean of its divisors is an integer number (114983022).

Almost surely, 2^448981283 is an apocalyptic number.

448981283 is a deficient number, since it is larger than the sum of its proper divisors (10950805).

448981283 is a wasteful number, since it uses less digits than its factorization.

448981283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10950804.

The product of its digits is 442368, while the sum is 47.

The square root of 448981283 is about 21189.1784408929. The cubic root of 448981283 is about 765.7307344140.

The spelling of 448981283 in words is "four hundred forty-eight million, nine hundred eighty-one thousand, two hundred eighty-three".