448151603 has 4 divisors (see below), whose sum is σ = 474513480. Its totient is φ = 421789728.

The previous prime is 448151563. The next prime is 448151609. The reversal of 448151603 is 306151844.

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 448151603 - 2²² = 443957299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 448151603.

It is not an unprimeable number, because it can be changed into a prime (448151609) 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 in 3 ways as a sum of consecutive naturals, for example, 13180913 + ... + 13180946.

It is an arithmetic number, because the mean of its divisors is an integer number (118628370).

Almost surely, 2^448151603 is an apocalyptic number.

448151603 is a deficient number, since it is larger than the sum of its proper divisors (26361877).

448151603 is a wasteful number, since it uses less digits than its factorization.

448151603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26361876.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 448151603 is about 21169.5914698418. The cubic root of 448151603 is about 765.2587747160.

The spelling of 448151603 in words is "four hundred forty-eight million, one hundred fifty-one thousand, six hundred three".