63203 has 4 divisors (see below), whose sum is σ = 72240. Its totient is φ = 54168.

The previous prime is 63199. The next prime is 63211. The reversal of 63203 is 30236.

63203 = 92² + 93² + ... + 98².

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 63203 - 2² = 63199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4508 + ... + 4521.

It is an arithmetic number, because the mean of its divisors is an integer number (18060).

2⁶³²⁰³ is an apocalyptic number.

63203 is a deficient number, since it is larger than the sum of its proper divisors (9037).

63203 is an equidigital number, since it uses as much as digits as its factorization.

63203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9036.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 63203 is about 251.4020684084. The cubic root of 63203 is about 39.8332642790.

Adding to 63203 its reverse (30236), we get a palindrome (93439).

The spelling of 63203 in words is "sixty-three thousand, two hundred three".