201603448873 has 4 divisors (see below), whose sum is σ = 201604370688. Its totient is φ = 201602527060.

The previous prime is 201603448867. The next prime is 201603448883. The reversal of 201603448873 is 378844306102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 201603448873 - 2⁵ = 201603448841 is a prime.

It is a super-3 number, since 3×201603448873³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201603448883) 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, 74340 + ... + 639322.

It is an arithmetic number, because the mean of its divisors is an integer number (50401092672).

Almost surely, 2^201603448873 is an apocalyptic number.

It is an amenable number.

201603448873 is a deficient number, since it is larger than the sum of its proper divisors (921815).

201603448873 is an equidigital number, since it uses as much as digits as its factorization.

201603448873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921814.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 201603448873 in words is "two hundred one billion, six hundred three million, four hundred forty-eight thousand, eight hundred seventy-three".