63001 has 3 divisors (see below), whose sum is σ = 63253.
Its totient is φ = 62750.
The previous prime is 62989. The next prime is 63029. The reversal of 63001 is 10036.
63001 = T250 + T251.
The square root of 63001 is 251.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 63001 - 25 = 62969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (63031) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 126 + ... + 376.
263001 is an apocalyptic number.
63001 is the 251-st square number.
63001 is the 126-th centered octagonal number.
It is an amenable number.
63001 is a deficient number, since it is larger than the sum of its proper divisors (252).
63001 is an frugal number, since it uses more digits than its factorization.
63001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 502 (or 251 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
The cubic root of 63001 is about 39.7907826100.
Adding to 63001 its reverse (10036), we get a palindrome (73037).
The spelling of 63001 in words is "sixty-three thousand, one".