303228001 has 2 divisors, whose sum is σ = 303228002. Its totient is φ = 303228000.

The previous prime is 303227993. The next prime is 303228043. The reversal of 303228001 is 100822303.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182250000 + 120978001 = 13500^2 + 10999^2 .

It is a cyclic number.

It is not a de Polignac number, because 303228001 - 2³ = 303227993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 303228001.

It is not a weakly prime, because it can be changed into another prime (303228091) 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 as a sum of consecutive naturals, namely, 151614000 + 151614001.

It is an arithmetic number, because the mean of its divisors is an integer number (151614001).

Almost surely, 2^303228001 is an apocalyptic number.

It is an amenable number.

303228001 is a deficient number, since it is larger than the sum of its proper divisors (1).

303228001 is an equidigital number, since it uses as much as digits as its factorization.

303228001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 303228001 is about 17413.4431115733. The cubic root of 303228001 is about 671.8254230763.

The spelling of 303228001 in words is "three hundred three million, two hundred twenty-eight thousand, one".