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 a Duffinian number.
It is a congruent number.
Almost surely, 25571253 is an apocalyptic number.
It is an amenable number.
5571253 is a wasteful number, since it uses less digits than its factorization.
5571253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6154.
The square root of 5571253 is about 2360.3501858834. The cubic root of 5571253 is about 177.2764149055.
The spelling of 5571253 in words is "five million, five hundred seventy-one thousand, two hundred fifty-three".