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1328603 is a prime number
BaseRepresentation
bin101000100010111011011
32111111111112
411010113123
5320003403
644250535
714202323
oct5042733
92444445
101328603
11828221
12540a4b
13376973
14268283
151b39d8
hex1445db

1328603 has 2 divisors, whose sum is σ = 1328604. Its totient is φ = 1328602.

The previous prime is 1328573. The next prime is 1328611. The reversal of 1328603 is 3068231.

1328603 is nontrivially palindromic in base 3.

It is a strong prime.

It is an emirp because it is prime and its reverse (3068231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1328603 - 26 = 1328539 is a prime.

It is a plaindrome in base 9.

It is not a weakly prime, because it can be changed into another prime (1328653) 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, 664301 + 664302.

It is an arithmetic number, because the mean of its divisors is an integer number (664302).

21328603 is an apocalyptic number.

1328603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328603 is an equidigital number, since it uses as much as digits as its factorization.

1328603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1328603 is about 1152.6504240228. The cubic root of 1328603 is about 109.9339272628.

The spelling of 1328603 in words is "one million, three hundred twenty-eight thousand, six hundred three".