1327603 has 2 divisors, whose sum is σ = 1327604. Its totient is φ = 1327602.

The previous prime is 1327577. The next prime is 1327619. The reversal of 1327603 is 3067231.

It is a strong prime.

It is an emirp because it is prime and its reverse (3067231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1327603 - 2⁹ = 1327091 is a prime.

1327603 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1327673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663801 + 663802.

It is an arithmetic number, because the mean of its divisors is an integer number (663802).

2^1327603 is an apocalyptic number.

1327603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327603 is an equidigital number, since it uses as much as digits as its factorization.

1327603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 1327603 is about 1152.2165595061. The cubic root of 1327603 is about 109.9063390065.

The spelling of 1327603 in words is "one million, three hundred twenty-seven thousand, six hundred three".