448329311 has 4 divisors (see below), whose sum is σ = 448418712. Its totient is φ = 448239912.

The previous prime is 448329293. The next prime is 448329331. The reversal of 448329311 is 113923844.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448329311 is a prime.

It is a super-2 number, since 2×448329311² = 401998342203469442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448329331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36701 + ... + 47366.

It is an arithmetic number, because the mean of its divisors is an integer number (112104678).

Almost surely, 2^448329311 is an apocalyptic number.

448329311 is a deficient number, since it is larger than the sum of its proper divisors (89401).

448329311 is an equidigital number, since it uses as much as digits as its factorization.

448329311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89400.

The product of its digits is 20736, while the sum is 35.

The square root of 448329311 is about 21173.7883006325. The cubic root of 448329311 is about 765.3599120946.

The spelling of 448329311 in words is "four hundred forty-eight million, three hundred twenty-nine thousand, three hundred eleven".