427501303 has 4 divisors (see below), whose sum is σ = 427905288. Its totient is φ = 427097320.

The previous prime is 427501297. The next prime is 427501307. The reversal of 427501303 is 303105724.

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 427501303 - 2⁵ = 427501271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427501307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200401 + ... + 202522.

It is an arithmetic number, because the mean of its divisors is an integer number (106976322).

Almost surely, 2^427501303 is an apocalyptic number.

427501303 is a deficient number, since it is larger than the sum of its proper divisors (403985).

427501303 is a wasteful number, since it uses less digits than its factorization.

427501303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403984.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 427501303 is about 20676.1046379631. The cubic root of 427501303 is about 753.3193926511.

The spelling of 427501303 in words is "four hundred twenty-seven million, five hundred one thousand, three hundred three".