1303427 has 2 divisors, whose sum is σ = 1303428. Its totient is φ = 1303426.

The previous prime is 1303417. The next prime is 1303439. The reversal of 1303427 is 7243031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303427 - 2⁴ = 1303411 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303399 and 1303408.

It is not a weakly prime, because it can be changed into another prime (1303417) 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, 651713 + 651714.

It is an arithmetic number, because the mean of its divisors is an integer number (651714).

2^1303427 is an apocalyptic number.

1303427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303427 is an equidigital number, since it uses as much as digits as its factorization.

1303427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1303427 is about 1141.6772748899. The cubic root of 1303427 is about 109.2351068095.

Adding to 1303427 its reverse (7243031), we get a palindrome (8546458).

The spelling of 1303427 in words is "one million, three hundred three thousand, four hundred twenty-seven".