421360303 has 16 divisors (see below), whose sum is σ = 520776256. Its totient is φ = 331983360.

The previous prime is 421360297. The next prime is 421360361. The reversal of 421360303 is 303063124.

It is a cyclic number.

It is not a de Polignac number, because 421360303 - 2⁹ = 421359791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421360393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12325 + ... + 31537.

It is an arithmetic number, because the mean of its divisors is an integer number (32548516).

Almost surely, 2^421360303 is an apocalyptic number.

421360303 is a deficient number, since it is larger than the sum of its proper divisors (99415953).

421360303 is a wasteful number, since it uses less digits than its factorization.

421360303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19474.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 421360303 is about 20527.0626978143. The cubic root of 421360303 is about 749.6948702483.

It can be divided in two parts, 4213 and 60303, that added together give a square (64516 = 254²).

The spelling of 421360303 in words is "four hundred twenty-one million, three hundred sixty thousand, three hundred three".