428329303 has 2 divisors, whose sum is σ = 428329304. Its totient is φ = 428329302.

The previous prime is 428329301. The next prime is 428329309. The reversal of 428329303 is 303923824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428329303 - 2¹ = 428329301 is a prime.

Together with 428329301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (428329301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214164651 + 214164652.

It is an arithmetic number, because the mean of its divisors is an integer number (214164652).

Almost surely, 2^428329303 is an apocalyptic number.

428329303 is a deficient number, since it is larger than the sum of its proper divisors (1).

428329303 is an equidigital number, since it uses as much as digits as its factorization.

428329303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 428329303 is about 20696.1180659562. The cubic root of 428329303 is about 753.8054310841.

The spelling of 428329303 in words is "four hundred twenty-eight million, three hundred twenty-nine thousand, three hundred three".