1448621573 has 16 divisors (see below), whose sum is σ = 1674820224. Its totient is φ = 1227320640.

The previous prime is 1448621567. The next prime is 1448621633. The reversal of 1448621573 is 3751268441.

It is not a de Polignac number, because 1448621573 - 2¹⁰ = 1448620549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1448621573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1448611573) 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 15 ways as a sum of consecutive naturals, for example, 213158 + ... + 219848.

It is an arithmetic number, because the mean of its divisors is an integer number (104676264).

Almost surely, 2^1448621573 is an apocalyptic number.

It is an amenable number.

1448621573 is a deficient number, since it is larger than the sum of its proper divisors (226198651).

1448621573 is a wasteful number, since it uses less digits than its factorization.

1448621573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7052.

The product of its digits is 161280, while the sum is 41.

The square root of 1448621573 is about 38060.7615924852. The cubic root of 1448621573 is about 1131.4924215038.

The spelling of 1448621573 in words is "one billion, four hundred forty-eight million, six hundred twenty-one thousand, five hundred seventy-three".